Home / 69,591.55-96,035.08-42,357.77

Finding the Fourth Proportional to 69,591.55, 96,035.08 and 42,357.77

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Solution

The fourth proportional to 69,591.55, 96,035.08 and 42,357.77 is: 58,452.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,591.55 : 96,035.08 = 42,357.77 : x
  2. Step 2: Convert to fraction form
    69,591.55/96,035.08 = 42,357.77/x
  3. Step 3: Cross multiply
    69,591.55x = 96,035.08 × 42,357.77
  4. Step 4: Simplify right side
    69,591.55x = 4,067,831,830.57
  5. Step 5: Solve for x
    x = 4,067,831,830.57/69,591.55
  6. Step 6: Final answer
    x = 58,452.96

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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.