Home / 101,964.48-140,733.46-56,658.02

Finding the Fourth Proportional to 101,964.48, 140,733.46 and 56,658.02

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Solution

The fourth proportional to 101,964.48, 140,733.46 and 56,658.02 is: 78,200.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,964.48 : 140,733.46 = 56,658.02 : x
  2. Step 2: Convert to fraction form
    101,964.48/140,733.46 = 56,658.02/x
  3. Step 3: Cross multiply
    101,964.48x = 140,733.46 × 56,658.02
  4. Step 4: Simplify right side
    101,964.48x = 7,973,679,191.35
  5. Step 5: Solve for x
    x = 7,973,679,191.35/101,964.48
  6. Step 6: Final answer
    x = 78,200.56

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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.