Home / 48,356.04-66,787.74-38,699.04

Finding the Fourth Proportional to 48,356.04, 66,787.74 and 38,699.04

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Solution

The fourth proportional to 48,356.04, 66,787.74 and 38,699.04 is: 53,449.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,356.04 : 66,787.74 = 38,699.04 : x
  2. Step 2: Convert to fraction form
    48,356.04/66,787.74 = 38,699.04/x
  3. Step 3: Cross multiply
    48,356.04x = 66,787.74 × 38,699.04
  4. Step 4: Simplify right side
    48,356.04x = 2,584,621,421.77
  5. Step 5: Solve for x
    x = 2,584,621,421.77/48,356.04
  6. Step 6: Final answer
    x = 53,449.82

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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.