Home / 157,519.38-236,209.95-57,653.70

Finding the Fourth Proportional to 157,519.38, 236,209.95 and 57,653.70

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Solution

The fourth proportional to 157,519.38, 236,209.95 and 57,653.70 is: 86,455.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,519.38 : 236,209.95 = 57,653.70 : x
  2. Step 2: Convert to fraction form
    157,519.38/236,209.95 = 57,653.70/x
  3. Step 3: Cross multiply
    157,519.38x = 236,209.95 × 57,653.70
  4. Step 4: Simplify right side
    157,519.38x = 13,618,377,594.32
  5. Step 5: Solve for x
    x = 13,618,377,594.32/157,519.38
  6. Step 6: Final answer
    x = 86,455.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.