Home / 58,102.57-87,125.08-20,657.04

Finding the Fourth Proportional to 58,102.57, 87,125.08 and 20,657.04

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Solution

The fourth proportional to 58,102.57, 87,125.08 and 20,657.04 is: 30,975.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,102.57 : 87,125.08 = 20,657.04 : x
  2. Step 2: Convert to fraction form
    58,102.57/87,125.08 = 20,657.04/x
  3. Step 3: Cross multiply
    58,102.57x = 87,125.08 × 20,657.04
  4. Step 4: Simplify right side
    58,102.57x = 1,799,746,262.56
  5. Step 5: Solve for x
    x = 1,799,746,262.56/58,102.57
  6. Step 6: Final answer
    x = 30,975.33

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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.