Home / 48,182.16-66,487.32-28,035.12

Finding the Fourth Proportional to 48,182.16, 66,487.32 and 28,035.12

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Solution

The fourth proportional to 48,182.16, 66,487.32 and 28,035.12 is: 38,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,182.16 : 66,487.32 = 28,035.12 : x
  2. Step 2: Convert to fraction form
    48,182.16/66,487.32 = 28,035.12/x
  3. Step 3: Cross multiply
    48,182.16x = 66,487.32 × 28,035.12
  4. Step 4: Simplify right side
    48,182.16x = 1,863,979,994.68
  5. Step 5: Solve for x
    x = 1,863,979,994.68/48,182.16
  6. Step 6: Final answer
    x = 38,686.10

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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.