Home / 54,720.90-75,514.68-29,570.40

Finding the Fourth Proportional to 54,720.90, 75,514.68 and 29,570.40

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Solution

The fourth proportional to 54,720.90, 75,514.68 and 29,570.40 is: 40,807.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,720.90 : 75,514.68 = 29,570.40 : x
  2. Step 2: Convert to fraction form
    54,720.90/75,514.68 = 29,570.40/x
  3. Step 3: Cross multiply
    54,720.90x = 75,514.68 × 29,570.40
  4. Step 4: Simplify right side
    54,720.90x = 2,232,999,293.47
  5. Step 5: Solve for x
    x = 2,232,999,293.47/54,720.90
  6. Step 6: Final answer
    x = 40,807.06

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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.