Home / 157,010.28-216,695.04-93,383.16

Finding the Fourth Proportional to 157,010.28, 216,695.04 and 93,383.16

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Solution

The fourth proportional to 157,010.28, 216,695.04 and 93,383.16 is: 128,881.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,010.28 : 216,695.04 = 93,383.16 : x
  2. Step 2: Convert to fraction form
    157,010.28/216,695.04 = 93,383.16/x
  3. Step 3: Cross multiply
    157,010.28x = 216,695.04 × 93,383.16
  4. Step 4: Simplify right side
    157,010.28x = 20,235,667,591.53
  5. Step 5: Solve for x
    x = 20,235,667,591.53/157,010.28
  6. Step 6: Final answer
    x = 128,881.16

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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.