Home / 55,013.96-75,920.16-29,863.46

Finding the Fourth Proportional to 55,013.96, 75,920.16 and 29,863.46

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Solution

The fourth proportional to 55,013.96, 75,920.16 and 29,863.46 is: 41,212.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,013.96 : 75,920.16 = 29,863.46 : x
  2. Step 2: Convert to fraction form
    55,013.96/75,920.16 = 29,863.46/x
  3. Step 3: Cross multiply
    55,013.96x = 75,920.16 × 29,863.46
  4. Step 4: Simplify right side
    55,013.96x = 2,267,238,661.35
  5. Step 5: Solve for x
    x = 2,267,238,661.35/55,013.96
  6. Step 6: Final answer
    x = 41,212.06

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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.