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Finding the Fourth Proportional to 58,380.40, 80,566.94 and 34,527.52

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Solution

The fourth proportional to 58,380.40, 80,566.94 and 34,527.52 is: 47,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,380.40 : 80,566.94 = 34,527.52 : x
  2. Step 2: Convert to fraction form
    58,380.40/80,566.94 = 34,527.52/x
  3. Step 3: Cross multiply
    58,380.40x = 80,566.94 × 34,527.52
  4. Step 4: Simplify right side
    58,380.40x = 2,781,776,632.19
  5. Step 5: Solve for x
    x = 2,781,776,632.19/58,380.40
  6. Step 6: Final answer
    x = 47,649.15

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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.