Home / 157,154.17-216,887.88-96,760.16

Finding the Fourth Proportional to 157,154.17, 216,887.88 and 96,760.16

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Solution

The fourth proportional to 157,154.17, 216,887.88 and 96,760.16 is: 133,538.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,154.17 : 216,887.88 = 96,760.16 : x
  2. Step 2: Convert to fraction form
    157,154.17/216,887.88 = 96,760.16/x
  3. Step 3: Cross multiply
    157,154.17x = 216,887.88 × 96,760.16
  4. Step 4: Simplify right side
    157,154.17x = 20,986,105,970.86
  5. Step 5: Solve for x
    x = 20,986,105,970.86/157,154.17
  6. Step 6: Final answer
    x = 133,538.34

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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.