Home / 70,532.38-105,675.55-58,761.77

Finding the Fourth Proportional to 70,532.38, 105,675.55 and 58,761.77

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Solution

The fourth proportional to 70,532.38, 105,675.55 and 58,761.77 is: 88,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,532.38 : 105,675.55 = 58,761.77 : x
  2. Step 2: Convert to fraction form
    70,532.38/105,675.55 = 58,761.77/x
  3. Step 3: Cross multiply
    70,532.38x = 105,675.55 × 58,761.77
  4. Step 4: Simplify right side
    70,532.38x = 6,209,681,688.44
  5. Step 5: Solve for x
    x = 6,209,681,688.44/70,532.38
  6. Step 6: Final answer
    x = 88,040.15

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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.