Home / 55,013.04-75,919.56-29,864.16

Finding the Fourth Proportional to 55,013.04, 75,919.56 and 29,864.16

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Solution

The fourth proportional to 55,013.04, 75,919.56 and 29,864.16 is: 41,213.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,013.04 : 75,919.56 = 29,864.16 : x
  2. Step 2: Convert to fraction form
    55,013.04/75,919.56 = 29,864.16/x
  3. Step 3: Cross multiply
    55,013.04x = 75,919.56 × 29,864.16
  4. Step 4: Simplify right side
    55,013.04x = 2,267,273,886.97
  5. Step 5: Solve for x
    x = 2,267,273,886.97/55,013.04
  6. Step 6: Final answer
    x = 41,213.39

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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.