Home / 157,199.27-216,928.17-85,579.53

Finding the Fourth Proportional to 157,199.27, 216,928.17 and 85,579.53

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Solution

The fourth proportional to 157,199.27, 216,928.17 and 85,579.53 is: 118,096.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,199.27 : 216,928.17 = 85,579.53 : x
  2. Step 2: Convert to fraction form
    157,199.27/216,928.17 = 85,579.53/x
  3. Step 3: Cross multiply
    157,199.27x = 216,928.17 × 85,579.53
  4. Step 4: Simplify right side
    157,199.27x = 18,564,610,832.36
  5. Step 5: Solve for x
    x = 18,564,610,832.36/157,199.27
  6. Step 6: Final answer
    x = 118,096.04

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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.