Home / 48,714.24-73,071.36-15,434.40

Finding the Fourth Proportional to 48,714.24, 73,071.36 and 15,434.40

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Solution

The fourth proportional to 48,714.24, 73,071.36 and 15,434.40 is: 23,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,714.24 : 73,071.36 = 15,434.40 : x
  2. Step 2: Convert to fraction form
    48,714.24/73,071.36 = 15,434.40/x
  3. Step 3: Cross multiply
    48,714.24x = 73,071.36 × 15,434.40
  4. Step 4: Simplify right side
    48,714.24x = 1,127,812,598.78
  5. Step 5: Solve for x
    x = 1,127,812,598.78/48,714.24
  6. Step 6: Final answer
    x = 23,151.60

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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.