Home / 54,752.04-75,552.15-40,419.48

Finding the Fourth Proportional to 54,752.04, 75,552.15 and 40,419.48

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Solution

The fourth proportional to 54,752.04, 75,552.15 and 40,419.48 is: 55,774.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,752.04 : 75,552.15 = 40,419.48 : x
  2. Step 2: Convert to fraction form
    54,752.04/75,552.15 = 40,419.48/x
  3. Step 3: Cross multiply
    54,752.04x = 75,552.15 × 40,419.48
  4. Step 4: Simplify right side
    54,752.04x = 3,053,778,615.88
  5. Step 5: Solve for x
    x = 3,053,778,615.88/54,752.04
  6. Step 6: Final answer
    x = 55,774.70

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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.