Home / 141,560.65-195,345.57-77,898.44

Finding the Fourth Proportional to 141,560.65, 195,345.57 and 77,898.44

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Solution

The fourth proportional to 141,560.65, 195,345.57 and 77,898.44 is: 107,495.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,560.65 : 195,345.57 = 77,898.44 : x
  2. Step 2: Convert to fraction form
    141,560.65/195,345.57 = 77,898.44/x
  3. Step 3: Cross multiply
    141,560.65x = 195,345.57 × 77,898.44
  4. Step 4: Simplify right side
    141,560.65x = 15,217,115,163.91
  5. Step 5: Solve for x
    x = 15,217,115,163.91/141,560.65
  6. Step 6: Final answer
    x = 107,495.38

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1.5x scale

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.