Home / 141,596.85-195,402.15-77,933.28

Finding the Fourth Proportional to 141,596.85, 195,402.15 and 77,933.28

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Solution

The fourth proportional to 141,596.85, 195,402.15 and 77,933.28 is: 107,547.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,596.85 : 195,402.15 = 77,933.28 : x
  2. Step 2: Convert to fraction form
    141,596.85/195,402.15 = 77,933.28/x
  3. Step 3: Cross multiply
    141,596.85x = 195,402.15 × 77,933.28
  4. Step 4: Simplify right side
    141,596.85x = 15,228,330,468.55
  5. Step 5: Solve for x
    x = 15,228,330,468.55/141,596.85
  6. Step 6: Final answer
    x = 107,547.10

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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.