Home / 54,597.16-81,895.78-15,154.32

Finding the Fourth Proportional to 54,597.16, 81,895.78 and 15,154.32

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Solution

The fourth proportional to 54,597.16, 81,895.78 and 15,154.32 is: 22,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,597.16 : 81,895.78 = 15,154.32 : x
  2. Step 2: Convert to fraction form
    54,597.16/81,895.78 = 15,154.32/x
  3. Step 3: Cross multiply
    54,597.16x = 81,895.78 × 15,154.32
  4. Step 4: Simplify right side
    54,597.16x = 1,241,074,534.45
  5. Step 5: Solve for x
    x = 1,241,074,534.45/54,597.16
  6. Step 6: Final answer
    x = 22,731.48

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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.