Home / 55,013.63-75,920.45-29,864.75

Finding the Fourth Proportional to 55,013.63, 75,920.45 and 29,864.75

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Solution

The fourth proportional to 55,013.63, 75,920.45 and 29,864.75 is: 41,214.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,013.63 : 75,920.45 = 29,864.75 : x
  2. Step 2: Convert to fraction form
    55,013.63/75,920.45 = 29,864.75/x
  3. Step 3: Cross multiply
    55,013.63x = 75,920.45 × 29,864.75
  4. Step 4: Simplify right side
    55,013.63x = 2,267,344,730.21
  5. Step 5: Solve for x
    x = 2,267,344,730.21/55,013.63
  6. Step 6: Final answer
    x = 41,214.24

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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.