Home / 54,150.04-74,726.85-30,276.64

Finding the Fourth Proportional to 54,150.04, 74,726.85 and 30,276.64

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Solution

The fourth proportional to 54,150.04, 74,726.85 and 30,276.64 is: 41,781.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,150.04 : 74,726.85 = 30,276.64 : x
  2. Step 2: Convert to fraction form
    54,150.04/74,726.85 = 30,276.64/x
  3. Step 3: Cross multiply
    54,150.04x = 74,726.85 × 30,276.64
  4. Step 4: Simplify right side
    54,150.04x = 2,262,477,935.78
  5. Step 5: Solve for x
    x = 2,262,477,935.78/54,150.04
  6. Step 6: Final answer
    x = 41,781.65

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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.