Home / 54,410.01-81,565.78-19,341.47

Finding the Fourth Proportional to 54,410.01, 81,565.78 and 19,341.47

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Solution

The fourth proportional to 54,410.01, 81,565.78 and 19,341.47 is: 28,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,410.01 : 81,565.78 = 19,341.47 : x
  2. Step 2: Convert to fraction form
    54,410.01/81,565.78 = 19,341.47/x
  3. Step 3: Cross multiply
    54,410.01x = 81,565.78 × 19,341.47
  4. Step 4: Simplify right side
    54,410.01x = 1,577,602,086.90
  5. Step 5: Solve for x
    x = 1,577,602,086.90/54,410.01
  6. Step 6: Final answer
    x = 28,994.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.