Home / 152,250.24-228,237.12-86,448

Finding the Fourth Proportional to 152,250.24, 228,237.12 and 86,448

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Solution

The fourth proportional to 152,250.24, 228,237.12 and 86,448 is: 129,593.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,250.24 : 228,237.12 = 86,448 : x
  2. Step 2: Convert to fraction form
    152,250.24/228,237.12 = 86,448/x
  3. Step 3: Cross multiply
    152,250.24x = 228,237.12 × 86,448
  4. Step 4: Simplify right side
    152,250.24x = 19,730,642,549.76
  5. Step 5: Solve for x
    x = 19,730,642,549.76/152,250.24
  6. Step 6: Final answer
    x = 129,593.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.