Home / 52,438.88-72,359.42-29,777.70

Finding the Fourth Proportional to 52,438.88, 72,359.42 and 29,777.70

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Solution

The fourth proportional to 52,438.88, 72,359.42 and 29,777.70 is: 41,089.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,438.88 : 72,359.42 = 29,777.70 : x
  2. Step 2: Convert to fraction form
    52,438.88/72,359.42 = 29,777.70/x
  3. Step 3: Cross multiply
    52,438.88x = 72,359.42 × 29,777.70
  4. Step 4: Simplify right side
    52,438.88x = 2,154,697,100.93
  5. Step 5: Solve for x
    x = 2,154,697,100.93/52,438.88
  6. Step 6: Final answer
    x = 41,089.69

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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.