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Finding the Fourth Proportional to 58,874.80, 88,312.45 and 18,348.83

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Solution

The fourth proportional to 58,874.80, 88,312.45 and 18,348.83 is: 27,523.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,874.80 : 88,312.45 = 18,348.83 : x
  2. Step 2: Convert to fraction form
    58,874.80/88,312.45 = 18,348.83/x
  3. Step 3: Cross multiply
    58,874.80x = 88,312.45 × 18,348.83
  4. Step 4: Simplify right side
    58,874.80x = 1,620,430,061.68
  5. Step 5: Solve for x
    x = 1,620,430,061.68/58,874.80
  6. Step 6: Final answer
    x = 27,523.32

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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.