Home / 124,925.47-187,401.33-40,692.20

Finding the Fourth Proportional to 124,925.47, 187,401.33 and 40,692.20

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Solution

The fourth proportional to 124,925.47, 187,401.33 and 40,692.20 is: 61,042.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,925.47 : 187,401.33 = 40,692.20 : x
  2. Step 2: Convert to fraction form
    124,925.47/187,401.33 = 40,692.20/x
  3. Step 3: Cross multiply
    124,925.47x = 187,401.33 × 40,692.20
  4. Step 4: Simplify right side
    124,925.47x = 7,625,772,400.63
  5. Step 5: Solve for x
    x = 7,625,772,400.63/124,925.47
  6. Step 6: Final answer
    x = 61,042.58

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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.