Home / 54,235.53-74,842.84-31,575.17

Finding the Fourth Proportional to 54,235.53, 74,842.84 and 31,575.17

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Solution

The fourth proportional to 54,235.53, 74,842.84 and 31,575.17 is: 43,572.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,235.53 : 74,842.84 = 31,575.17 : x
  2. Step 2: Convert to fraction form
    54,235.53/74,842.84 = 31,575.17/x
  3. Step 3: Cross multiply
    54,235.53x = 74,842.84 × 31,575.17
  4. Step 4: Simplify right side
    54,235.53x = 2,363,175,396.28
  5. Step 5: Solve for x
    x = 2,363,175,396.28/54,235.53
  6. Step 6: Final answer
    x = 43,572.46

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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.