Home / 53,949.29-74,449.78-31,292.87

Finding the Fourth Proportional to 53,949.29, 74,449.78 and 31,292.87

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Solution

The fourth proportional to 53,949.29, 74,449.78 and 31,292.87 is: 43,184.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,949.29 : 74,449.78 = 31,292.87 : x
  2. Step 2: Convert to fraction form
    53,949.29/74,449.78 = 31,292.87/x
  3. Step 3: Cross multiply
    53,949.29x = 74,449.78 × 31,292.87
  4. Step 4: Simplify right side
    53,949.29x = 2,329,746,836.59
  5. Step 5: Solve for x
    x = 2,329,746,836.59/53,949.29
  6. Step 6: Final answer
    x = 43,184.02

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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.