Home / 157,293.96-217,001.22-89,296.20

Finding the Fourth Proportional to 157,293.96, 217,001.22 and 89,296.20

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Solution

The fourth proportional to 157,293.96, 217,001.22 and 89,296.20 is: 123,192.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,293.96 : 217,001.22 = 89,296.20 : x
  2. Step 2: Convert to fraction form
    157,293.96/217,001.22 = 89,296.20/x
  3. Step 3: Cross multiply
    157,293.96x = 217,001.22 × 89,296.20
  4. Step 4: Simplify right side
    157,293.96x = 19,377,384,341.36
  5. Step 5: Solve for x
    x = 19,377,384,341.36/157,293.96
  6. Step 6: Final answer
    x = 123,192.17

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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.