Home / 52,588.80-72,388.40-45,862.56

Finding the Fourth Proportional to 52,588.80, 72,388.40 and 45,862.56

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Solution

The fourth proportional to 52,588.80, 72,388.40 and 45,862.56 is: 63,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,588.80 : 72,388.40 = 45,862.56 : x
  2. Step 2: Convert to fraction form
    52,588.80/72,388.40 = 45,862.56/x
  3. Step 3: Cross multiply
    52,588.80x = 72,388.40 × 45,862.56
  4. Step 4: Simplify right side
    52,588.80x = 3,319,917,338.30
  5. Step 5: Solve for x
    x = 3,319,917,338.30/52,588.80
  6. Step 6: Final answer
    x = 63,129.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.