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Finding the Fourth Proportional to 58,254.87, 80,390.95 and 32,761.23

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Solution

The fourth proportional to 58,254.87, 80,390.95 and 32,761.23 is: 45,210.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,254.87 : 80,390.95 = 32,761.23 : x
  2. Step 2: Convert to fraction form
    58,254.87/80,390.95 = 32,761.23/x
  3. Step 3: Cross multiply
    58,254.87x = 80,390.95 × 32,761.23
  4. Step 4: Simplify right side
    58,254.87x = 2,633,706,000.91
  5. Step 5: Solve for x
    x = 2,633,706,000.91/58,254.87
  6. Step 6: Final answer
    x = 45,210.06

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1.5x scale

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.