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Finding the Fourth Proportional to 58,390.17, 80,574.17 and 34,512.23

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Solution

The fourth proportional to 58,390.17, 80,574.17 and 34,512.23 is: 47,624.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,390.17 : 80,574.17 = 34,512.23 : x
  2. Step 2: Convert to fraction form
    58,390.17/80,574.17 = 34,512.23/x
  3. Step 3: Cross multiply
    58,390.17x = 80,574.17 × 34,512.23
  4. Step 4: Simplify right side
    58,390.17x = 2,780,793,959.81
  5. Step 5: Solve for x
    x = 2,780,793,959.81/58,390.17
  6. Step 6: Final answer
    x = 47,624.35

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