Home / 58,439.18-87,697.60-21,503.18

Finding the Fourth Proportional to 58,439.18, 87,697.60 and 21,503.18

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Solution

The fourth proportional to 58,439.18, 87,697.60 and 21,503.18 is: 32,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,439.18 : 87,697.60 = 21,503.18 : x
  2. Step 2: Convert to fraction form
    58,439.18/87,697.60 = 21,503.18/x
  3. Step 3: Cross multiply
    58,439.18x = 87,697.60 × 21,503.18
  4. Step 4: Simplify right side
    58,439.18x = 1,885,777,278.37
  5. Step 5: Solve for x
    x = 1,885,777,278.37/58,439.18
  6. Step 6: Final answer
    x = 32,269.06

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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.