Home / 101,023,176.50-139,401,529.68-74,575,572.27

Finding the Fourth Proportional to 101,023,176.50, 139,401,529.68 and 74,575,572.27

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Solution

The fourth proportional to 101,023,176.50, 139,401,529.68 and 74,575,572.27 is: 102,906,572.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,023,176.50 : 139,401,529.68 = 74,575,572.27 : x
  2. Step 2: Convert to fraction form
    101,023,176.50/139,401,529.68 = 74,575,572.27/x
  3. Step 3: Cross multiply
    101,023,176.50x = 139,401,529.68 × 74,575,572.27
  4. Step 4: Simplify right side
    101,023,176.50x = 10,395,948,850,956,292
  5. Step 5: Solve for x
    x = 10,395,948,850,956,292/101,023,176.50
  6. Step 6: Final answer
    x = 102,906,572.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.