Home / 60,012.52-90,075.28-30,451.57

Finding the Fourth Proportional to 60,012.52, 90,075.28 and 30,451.57

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Solution

The fourth proportional to 60,012.52, 90,075.28 and 30,451.57 is: 45,706.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,012.52 : 90,075.28 = 30,451.57 : x
  2. Step 2: Convert to fraction form
    60,012.52/90,075.28 = 30,451.57/x
  3. Step 3: Cross multiply
    60,012.52x = 90,075.28 × 30,451.57
  4. Step 4: Simplify right side
    60,012.52x = 2,742,933,694.19
  5. Step 5: Solve for x
    x = 2,742,933,694.19/60,012.52
  6. Step 6: Final answer
    x = 45,706.02

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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.