Home / 143,338.60-213,798.49-124,470.26

Finding the Fourth Proportional to 143,338.60, 213,798.49 and 124,470.26

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Solution

The fourth proportional to 143,338.60, 213,798.49 and 124,470.26 is: 185,655.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,338.60 : 213,798.49 = 124,470.26 : x
  2. Step 2: Convert to fraction form
    143,338.60/213,798.49 = 124,470.26/x
  3. Step 3: Cross multiply
    143,338.60x = 213,798.49 × 124,470.26
  4. Step 4: Simplify right side
    143,338.60x = 26,611,553,637.91
  5. Step 5: Solve for x
    x = 26,611,553,637.91/143,338.60
  6. Step 6: Final answer
    x = 185,655.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.