Home / 60,075.27-90,057.15-28,500.17

Finding the Fourth Proportional to 60,075.27, 90,057.15 and 28,500.17

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Solution

The fourth proportional to 60,075.27, 90,057.15 and 28,500.17 is: 42,723.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,075.27 : 90,057.15 = 28,500.17 : x
  2. Step 2: Convert to fraction form
    60,075.27/90,057.15 = 28,500.17/x
  3. Step 3: Cross multiply
    60,075.27x = 90,057.15 × 28,500.17
  4. Step 4: Simplify right side
    60,075.27x = 2,566,643,634.43
  5. Step 5: Solve for x
    x = 2,566,643,634.43/60,075.27
  6. Step 6: Final answer
    x = 42,723.80

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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.