Home / 75,432.93-112,977.15-36,017.73

Finding the Fourth Proportional to 75,432.93, 112,977.15 and 36,017.73

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Solution

The fourth proportional to 75,432.93, 112,977.15 and 36,017.73 is: 53,944.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,432.93 : 112,977.15 = 36,017.73 : x
  2. Step 2: Convert to fraction form
    75,432.93/112,977.15 = 36,017.73/x
  3. Step 3: Cross multiply
    75,432.93x = 112,977.15 × 36,017.73
  4. Step 4: Simplify right side
    75,432.93x = 4,069,180,484.87
  5. Step 5: Solve for x
    x = 4,069,180,484.87/75,432.93
  6. Step 6: Final answer
    x = 53,944.35

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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.