Home / 54,621.74-75,389.16-34,465.04

Finding the Fourth Proportional to 54,621.74, 75,389.16 and 34,465.04

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Solution

The fourth proportional to 54,621.74, 75,389.16 and 34,465.04 is: 47,568.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,621.74 : 75,389.16 = 34,465.04 : x
  2. Step 2: Convert to fraction form
    54,621.74/75,389.16 = 34,465.04/x
  3. Step 3: Cross multiply
    54,621.74x = 75,389.16 × 34,465.04
  4. Step 4: Simplify right side
    54,621.74x = 2,598,290,312.66
  5. Step 5: Solve for x
    x = 2,598,290,312.66/54,621.74
  6. Step 6: Final answer
    x = 47,568.80

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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.