Home / 195,887.18-293,658.44-77,641.52

Finding the Fourth Proportional to 195,887.18, 293,658.44 and 77,641.52

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Solution

The fourth proportional to 195,887.18, 293,658.44 and 77,641.52 is: 116,393.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,887.18 : 293,658.44 = 77,641.52 : x
  2. Step 2: Convert to fraction form
    195,887.18/293,658.44 = 77,641.52/x
  3. Step 3: Cross multiply
    195,887.18x = 293,658.44 × 77,641.52
  4. Step 4: Simplify right side
    195,887.18x = 22,800,087,642.43
  5. Step 5: Solve for x
    x = 22,800,087,642.43/195,887.18
  6. Step 6: Final answer
    x = 116,393.98

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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.