Home / 124,926.47-187,402.83-40,693.20

Finding the Fourth Proportional to 124,926.47, 187,402.83 and 40,693.20

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Solution

The fourth proportional to 124,926.47, 187,402.83 and 40,693.20 is: 61,044.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,926.47 : 187,402.83 = 40,693.20 : x
  2. Step 2: Convert to fraction form
    124,926.47/187,402.83 = 40,693.20/x
  3. Step 3: Cross multiply
    124,926.47x = 187,402.83 × 40,693.20
  4. Step 4: Simplify right side
    124,926.47x = 7,626,020,841.76
  5. Step 5: Solve for x
    x = 7,626,020,841.76/124,926.47
  6. Step 6: Final answer
    x = 61,044.08

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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.