Home / 52,436.16-78,654.24-19,157.04

Finding the Fourth Proportional to 52,436.16, 78,654.24 and 19,157.04

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Solution

The fourth proportional to 52,436.16, 78,654.24 and 19,157.04 is: 28,735.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,436.16 : 78,654.24 = 19,157.04 : x
  2. Step 2: Convert to fraction form
    52,436.16/78,654.24 = 19,157.04/x
  3. Step 3: Cross multiply
    52,436.16x = 78,654.24 × 19,157.04
  4. Step 4: Simplify right side
    52,436.16x = 1,506,782,421.85
  5. Step 5: Solve for x
    x = 1,506,782,421.85/52,436.16
  6. Step 6: Final answer
    x = 28,735.56

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Similar ratio
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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.