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Finding the Fourth Proportional to 58,166.48, 87,248.76 and 14,390.48

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Solution

The fourth proportional to 58,166.48, 87,248.76 and 14,390.48 is: 21,585.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,166.48 : 87,248.76 = 14,390.48 : x
  2. Step 2: Convert to fraction form
    58,166.48/87,248.76 = 14,390.48/x
  3. Step 3: Cross multiply
    58,166.48x = 87,248.76 × 14,390.48
  4. Step 4: Simplify right side
    58,166.48x = 1,255,551,535.80
  5. Step 5: Solve for x
    x = 1,255,551,535.80/58,166.48
  6. Step 6: Final answer
    x = 21,585.48

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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.