Home / 67,585.42-101,377.01-20,200.62

Finding the Fourth Proportional to 67,585.42, 101,377.01 and 20,200.62

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Solution

The fourth proportional to 67,585.42, 101,377.01 and 20,200.62 is: 30,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,585.42 : 101,377.01 = 20,200.62 : x
  2. Step 2: Convert to fraction form
    67,585.42/101,377.01 = 20,200.62/x
  3. Step 3: Cross multiply
    67,585.42x = 101,377.01 × 20,200.62
  4. Step 4: Simplify right side
    67,585.42x = 2,047,878,455.75
  5. Step 5: Solve for x
    x = 2,047,878,455.75/67,585.42
  6. Step 6: Final answer
    x = 30,300.60

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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.