Home / 48,870.16-67,270.40-42,177.04

Finding the Fourth Proportional to 48,870.16, 67,270.40 and 42,177.04

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Solution

The fourth proportional to 48,870.16, 67,270.40 and 42,177.04 is: 58,057.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,870.16 : 67,270.40 = 42,177.04 : x
  2. Step 2: Convert to fraction form
    48,870.16/67,270.40 = 42,177.04/x
  3. Step 3: Cross multiply
    48,870.16x = 67,270.40 × 42,177.04
  4. Step 4: Simplify right side
    48,870.16x = 2,837,266,351.62
  5. Step 5: Solve for x
    x = 2,837,266,351.62/48,870.16
  6. Step 6: Final answer
    x = 58,057.23

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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.