Home / 40,543.04-60,789.72-14,250.80

Finding the Fourth Proportional to 40,543.04, 60,789.72 and 14,250.80

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Solution

The fourth proportional to 40,543.04, 60,789.72 and 14,250.80 is: 21,367.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,543.04 : 60,789.72 = 14,250.80 : x
  2. Step 2: Convert to fraction form
    40,543.04/60,789.72 = 14,250.80/x
  3. Step 3: Cross multiply
    40,543.04x = 60,789.72 × 14,250.80
  4. Step 4: Simplify right side
    40,543.04x = 866,302,141.78
  5. Step 5: Solve for x
    x = 866,302,141.78/40,543.04
  6. Step 6: Final answer
    x = 21,367.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.