Home / 55,073.33-76,001-31,204.55

Finding the Fourth Proportional to 55,073.33, 76,001 and 31,204.55

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Solution

The fourth proportional to 55,073.33, 76,001 and 31,204.55 is: 43,062.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,073.33 : 76,001 = 31,204.55 : x
  2. Step 2: Convert to fraction form
    55,073.33/76,001 = 31,204.55/x
  3. Step 3: Cross multiply
    55,073.33x = 76,001 × 31,204.55
  4. Step 4: Simplify right side
    55,073.33x = 2,371,576,624.55
  5. Step 5: Solve for x
    x = 2,371,576,624.55/55,073.33
  6. Step 6: Final answer
    x = 43,062.17

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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.