Home / 52,519.12-72,475.16-28,645.99

Finding the Fourth Proportional to 52,519.12, 72,475.16 and 28,645.99

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Solution

The fourth proportional to 52,519.12, 72,475.16 and 28,645.99 is: 39,530.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,519.12 : 72,475.16 = 28,645.99 : x
  2. Step 2: Convert to fraction form
    52,519.12/72,475.16 = 28,645.99/x
  3. Step 3: Cross multiply
    52,519.12x = 72,475.16 × 28,645.99
  4. Step 4: Simplify right side
    52,519.12x = 2,076,122,384.19
  5. Step 5: Solve for x
    x = 2,076,122,384.19/52,519.12
  6. Step 6: Final answer
    x = 39,530.79

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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.