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Finding the Fourth Proportional to 125,272.55, 187,926.14 and 41,039.34

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Solution

The fourth proportional to 125,272.55, 187,926.14 and 41,039.34 is: 61,564.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,272.55 : 187,926.14 = 41,039.34 : x
  2. Step 2: Convert to fraction form
    125,272.55/187,926.14 = 41,039.34/x
  3. Step 3: Cross multiply
    125,272.55x = 187,926.14 × 41,039.34
  4. Step 4: Simplify right side
    125,272.55x = 7,712,364,549.15
  5. Step 5: Solve for x
    x = 7,712,364,549.15/125,272.55
  6. Step 6: Final answer
    x = 61,564.68

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1.5x scale

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.