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Finding the Fourth Proportional to 58,370.92, 87,558.94 and 21,414.76

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Solution

The fourth proportional to 58,370.92, 87,558.94 and 21,414.76 is: 32,123.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,370.92 : 87,558.94 = 21,414.76 : x
  2. Step 2: Convert to fraction form
    58,370.92/87,558.94 = 21,414.76/x
  3. Step 3: Cross multiply
    58,370.92x = 87,558.94 × 21,414.76
  4. Step 4: Simplify right side
    58,370.92x = 1,875,053,685.95
  5. Step 5: Solve for x
    x = 1,875,053,685.95/58,370.92
  6. Step 6: Final answer
    x = 32,123.08

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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.