Home / 49,437.60-74,123.64-27,261.60

Finding the Fourth Proportional to 49,437.60, 74,123.64 and 27,261.60

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Solution

The fourth proportional to 49,437.60, 74,123.64 and 27,261.60 is: 40,874.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,437.60 : 74,123.64 = 27,261.60 : x
  2. Step 2: Convert to fraction form
    49,437.60/74,123.64 = 27,261.60/x
  3. Step 3: Cross multiply
    49,437.60x = 74,123.64 × 27,261.60
  4. Step 4: Simplify right side
    49,437.60x = 2,020,729,024.22
  5. Step 5: Solve for x
    x = 2,020,729,024.22/49,437.60
  6. Step 6: Final answer
    x = 40,874.34

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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.