Home / 37,770.49-52,123.62-20,543.01

Finding the Fourth Proportional to 37,770.49, 52,123.62 and 20,543.01

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Solution

The fourth proportional to 37,770.49, 52,123.62 and 20,543.01 is: 28,349.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,770.49 : 52,123.62 = 20,543.01 : x
  2. Step 2: Convert to fraction form
    37,770.49/52,123.62 = 20,543.01/x
  3. Step 3: Cross multiply
    37,770.49x = 52,123.62 × 20,543.01
  4. Step 4: Simplify right side
    37,770.49x = 1,070,776,046.90
  5. Step 5: Solve for x
    x = 1,070,776,046.90/37,770.49
  6. Step 6: Final answer
    x = 28,349.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.