Home / 50,152.65-75,258.14-20,591.70

Finding the Fourth Proportional to 50,152.65, 75,258.14 and 20,591.70

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Solution

The fourth proportional to 50,152.65, 75,258.14 and 20,591.70 is: 30,899.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,152.65 : 75,258.14 = 20,591.70 : x
  2. Step 2: Convert to fraction form
    50,152.65/75,258.14 = 20,591.70/x
  3. Step 3: Cross multiply
    50,152.65x = 75,258.14 × 20,591.70
  4. Step 4: Simplify right side
    50,152.65x = 1,549,692,938.48
  5. Step 5: Solve for x
    x = 1,549,692,938.48/50,152.65
  6. Step 6: Final answer
    x = 30,899.52

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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.