Home / 52,523.05-72,479.15-28,649.53

Finding the Fourth Proportional to 52,523.05, 72,479.15 and 28,649.53

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Solution

The fourth proportional to 52,523.05, 72,479.15 and 28,649.53 is: 39,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,523.05 : 72,479.15 = 28,649.53 : x
  2. Step 2: Convert to fraction form
    52,523.05/72,479.15 = 28,649.53/x
  3. Step 3: Cross multiply
    52,523.05x = 72,479.15 × 28,649.53
  4. Step 4: Simplify right side
    52,523.05x = 2,076,493,439.05
  5. Step 5: Solve for x
    x = 2,076,493,439.05/52,523.05
  6. Step 6: Final answer
    x = 39,534.90

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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.