Home / 137,387.39-206,001.63-42,592.41

Finding the Fourth Proportional to 137,387.39, 206,001.63 and 42,592.41

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Solution

The fourth proportional to 137,387.39, 206,001.63 and 42,592.41 is: 63,863.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,387.39 : 206,001.63 = 42,592.41 : x
  2. Step 2: Convert to fraction form
    137,387.39/206,001.63 = 42,592.41/x
  3. Step 3: Cross multiply
    137,387.39x = 206,001.63 × 42,592.41
  4. Step 4: Simplify right side
    137,387.39x = 8,774,105,885.63
  5. Step 5: Solve for x
    x = 8,774,105,885.63/137,387.39
  6. Step 6: Final answer
    x = 63,863.98

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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.