Home / 53,543.79-73,888.57-29,672.69

Finding the Fourth Proportional to 53,543.79, 73,888.57 and 29,672.69

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Solution

The fourth proportional to 53,543.79, 73,888.57 and 29,672.69 is: 40,947.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,543.79 : 73,888.57 = 29,672.69 : x
  2. Step 2: Convert to fraction form
    53,543.79/73,888.57 = 29,672.69/x
  3. Step 3: Cross multiply
    53,543.79x = 73,888.57 × 29,672.69
  4. Step 4: Simplify right side
    53,543.79x = 2,192,472,299.80
  5. Step 5: Solve for x
    x = 2,192,472,299.80/53,543.79
  6. Step 6: Final answer
    x = 40,947.28

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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.