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Finding the Fourth Proportional to 58,586.64, 87,866.80 and 26,966.40

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Solution

The fourth proportional to 58,586.64, 87,866.80 and 26,966.40 is: 40,443.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,586.64 : 87,866.80 = 26,966.40 : x
  2. Step 2: Convert to fraction form
    58,586.64/87,866.80 = 26,966.40/x
  3. Step 3: Cross multiply
    58,586.64x = 87,866.80 × 26,966.40
  4. Step 4: Simplify right side
    58,586.64x = 2,369,451,275.52
  5. Step 5: Solve for x
    x = 2,369,451,275.52/58,586.64
  6. Step 6: Final answer
    x = 40,443.54

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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.