Home / 70,159.35-96,847.62-43,312.71

Finding the Fourth Proportional to 70,159.35, 96,847.62 and 43,312.71

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Solution

The fourth proportional to 70,159.35, 96,847.62 and 43,312.71 is: 59,788.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,159.35 : 96,847.62 = 43,312.71 : x
  2. Step 2: Convert to fraction form
    70,159.35/96,847.62 = 43,312.71/x
  3. Step 3: Cross multiply
    70,159.35x = 96,847.62 × 43,312.71
  4. Step 4: Simplify right side
    70,159.35x = 4,194,732,879.25
  5. Step 5: Solve for x
    x = 4,194,732,879.25/70,159.35
  6. Step 6: Final answer
    x = 59,788.65

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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.