Home / 48,712.56-73,071.36-15,436.16

Finding the Fourth Proportional to 48,712.56, 73,071.36 and 15,436.16

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Solution

The fourth proportional to 48,712.56, 73,071.36 and 15,436.16 is: 23,155.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,712.56 : 73,071.36 = 15,436.16 : x
  2. Step 2: Convert to fraction form
    48,712.56/73,071.36 = 15,436.16/x
  3. Step 3: Cross multiply
    48,712.56x = 73,071.36 × 15,436.16
  4. Step 4: Simplify right side
    48,712.56x = 1,127,941,204.38
  5. Step 5: Solve for x
    x = 1,127,941,204.38/48,712.56
  6. Step 6: Final answer
    x = 23,155.04

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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.