Home / 157,530.52-217,433.46-89,587.24

Finding the Fourth Proportional to 157,530.52, 217,433.46 and 89,587.24

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Solution

The fourth proportional to 157,530.52, 217,433.46 and 89,587.24 is: 123,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,530.52 : 217,433.46 = 89,587.24 : x
  2. Step 2: Convert to fraction form
    157,530.52/217,433.46 = 89,587.24/x
  3. Step 3: Cross multiply
    157,530.52x = 217,433.46 × 89,587.24
  4. Step 4: Simplify right side
    157,530.52x = 19,479,263,565.05
  5. Step 5: Solve for x
    x = 19,479,263,565.05/157,530.52
  6. Step 6: Final answer
    x = 123,653.90

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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.