Home / 111,887.22-154,401.93-60,898.80

Finding the Fourth Proportional to 111,887.22, 154,401.93 and 60,898.80

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Solution

The fourth proportional to 111,887.22, 154,401.93 and 60,898.80 is: 84,039.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,887.22 : 154,401.93 = 60,898.80 : x
  2. Step 2: Convert to fraction form
    111,887.22/154,401.93 = 60,898.80/x
  3. Step 3: Cross multiply
    111,887.22x = 154,401.93 × 60,898.80
  4. Step 4: Simplify right side
    111,887.22x = 9,402,892,254.68
  5. Step 5: Solve for x
    x = 9,402,892,254.68/111,887.22
  6. Step 6: Final answer
    x = 84,039.02

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1.5x scale

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.