Home / 54,416.27-75,088.69-30,545.57

Finding the Fourth Proportional to 54,416.27, 75,088.69 and 30,545.57

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Solution

The fourth proportional to 54,416.27, 75,088.69 and 30,545.57 is: 42,149.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,416.27 : 75,088.69 = 30,545.57 : x
  2. Step 2: Convert to fraction form
    54,416.27/75,088.69 = 30,545.57/x
  3. Step 3: Cross multiply
    54,416.27x = 75,088.69 × 30,545.57
  4. Step 4: Simplify right side
    54,416.27x = 2,293,626,947.96
  5. Step 5: Solve for x
    x = 2,293,626,947.96/54,416.27
  6. Step 6: Final answer
    x = 42,149.65

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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.