Home / 114,120.09-157,432.68-73,846.89

Finding the Fourth Proportional to 114,120.09, 157,432.68 and 73,846.89

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Solution

The fourth proportional to 114,120.09, 157,432.68 and 73,846.89 is: 101,874.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,120.09 : 157,432.68 = 73,846.89 : x
  2. Step 2: Convert to fraction form
    114,120.09/157,432.68 = 73,846.89/x
  3. Step 3: Cross multiply
    114,120.09x = 157,432.68 × 73,846.89
  4. Step 4: Simplify right side
    114,120.09x = 11,625,913,802.37
  5. Step 5: Solve for x
    x = 11,625,913,802.37/114,120.09
  6. Step 6: Final answer
    x = 101,874.38

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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.