Home / 54,545.13-75,273.30-31,886.06

Finding the Fourth Proportional to 54,545.13, 75,273.30 and 31,886.06

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Solution

The fourth proportional to 54,545.13, 75,273.30 and 31,886.06 is: 44,003.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,545.13 : 75,273.30 = 31,886.06 : x
  2. Step 2: Convert to fraction form
    54,545.13/75,273.30 = 31,886.06/x
  3. Step 3: Cross multiply
    54,545.13x = 75,273.30 × 31,886.06
  4. Step 4: Simplify right side
    54,545.13x = 2,400,168,583.83
  5. Step 5: Solve for x
    x = 2,400,168,583.83/54,545.13
  6. Step 6: Final answer
    x = 44,003.35

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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.