Home / 69,543.20-95,962.56-42,686.84

Finding the Fourth Proportional to 69,543.20, 95,962.56 and 42,686.84

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Solution

The fourth proportional to 69,543.20, 95,962.56 and 42,686.84 is: 58,903.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,543.20 : 95,962.56 = 42,686.84 : x
  2. Step 2: Convert to fraction form
    69,543.20/95,962.56 = 42,686.84/x
  3. Step 3: Cross multiply
    69,543.20x = 95,962.56 × 42,686.84
  4. Step 4: Simplify right side
    69,543.20x = 4,096,338,444.71
  5. Step 5: Solve for x
    x = 4,096,338,444.71/69,543.20
  6. Step 6: Final answer
    x = 58,903.51

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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.