Home / 107,271.77-148,041.77-61,958.03

Finding the Fourth Proportional to 107,271.77, 148,041.77 and 61,958.03

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Solution

The fourth proportional to 107,271.77, 148,041.77 and 61,958.03 is: 85,505.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,271.77 : 148,041.77 = 61,958.03 : x
  2. Step 2: Convert to fraction form
    107,271.77/148,041.77 = 61,958.03/x
  3. Step 3: Cross multiply
    107,271.77x = 148,041.77 × 61,958.03
  4. Step 4: Simplify right side
    107,271.77x = 9,172,375,376.91
  5. Step 5: Solve for x
    x = 9,172,375,376.91/107,271.77
  6. Step 6: Final answer
    x = 85,505.96

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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.