Home / 124,359.31-186,575.27-40,117.60

Finding the Fourth Proportional to 124,359.31, 186,575.27 and 40,117.60

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Solution

The fourth proportional to 124,359.31, 186,575.27 and 40,117.60 is: 60,188.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,359.31 : 186,575.27 = 40,117.60 : x
  2. Step 2: Convert to fraction form
    124,359.31/186,575.27 = 40,117.60/x
  3. Step 3: Cross multiply
    124,359.31x = 186,575.27 × 40,117.60
  4. Step 4: Simplify right side
    124,359.31x = 7,484,950,918.29
  5. Step 5: Solve for x
    x = 7,484,950,918.29/124,359.31
  6. Step 6: Final answer
    x = 60,188.11

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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.