Home / 53,065.57-73,229.29-29,191.72

Finding the Fourth Proportional to 53,065.57, 73,229.29 and 29,191.72

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Solution

The fourth proportional to 53,065.57, 73,229.29 and 29,191.72 is: 40,283.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,065.57 : 73,229.29 = 29,191.72 : x
  2. Step 2: Convert to fraction form
    53,065.57/73,229.29 = 29,191.72/x
  3. Step 3: Cross multiply
    53,065.57x = 73,229.29 × 29,191.72
  4. Step 4: Simplify right side
    53,065.57x = 2,137,688,929.48
  5. Step 5: Solve for x
    x = 2,137,688,929.48/53,065.57
  6. Step 6: Final answer
    x = 40,283.92

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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.