Home / 54,383.29-75,032.12-31,706.24

Finding the Fourth Proportional to 54,383.29, 75,032.12 and 31,706.24

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Solution

The fourth proportional to 54,383.29, 75,032.12 and 31,706.24 is: 43,744.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,383.29 : 75,032.12 = 31,706.24 : x
  2. Step 2: Convert to fraction form
    54,383.29/75,032.12 = 31,706.24/x
  3. Step 3: Cross multiply
    54,383.29x = 75,032.12 × 31,706.24
  4. Step 4: Simplify right side
    54,383.29x = 2,378,985,870.74
  5. Step 5: Solve for x
    x = 2,378,985,870.74/54,383.29
  6. Step 6: Final answer
    x = 43,744.79

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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.