Home / 157,160.35-216,886.17-85,545.19

Finding the Fourth Proportional to 157,160.35, 216,886.17 and 85,545.19

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Solution

The fourth proportional to 157,160.35, 216,886.17 and 85,545.19 is: 118,055.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,160.35 : 216,886.17 = 85,545.19 : x
  2. Step 2: Convert to fraction form
    157,160.35/216,886.17 = 85,545.19/x
  3. Step 3: Cross multiply
    157,160.35x = 216,886.17 × 85,545.19
  4. Step 4: Simplify right side
    157,160.35x = 18,553,568,621.02
  5. Step 5: Solve for x
    x = 18,553,568,621.02/157,160.35
  6. Step 6: Final answer
    x = 118,055.02

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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.