Home / 54,693.90-75,456.83-34,543.13

Finding the Fourth Proportional to 54,693.90, 75,456.83 and 34,543.13

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Solution

The fourth proportional to 54,693.90, 75,456.83 and 34,543.13 is: 47,656.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,693.90 : 75,456.83 = 34,543.13 : x
  2. Step 2: Convert to fraction form
    54,693.90/75,456.83 = 34,543.13/x
  3. Step 3: Cross multiply
    54,693.90x = 75,456.83 × 34,543.13
  4. Step 4: Simplify right side
    54,693.90x = 2,606,514,797.15
  5. Step 5: Solve for x
    x = 2,606,514,797.15/54,693.90
  6. Step 6: Final answer
    x = 47,656.41

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1.5x scale

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.