Home / 98,948.72-136,550.40-58,110.14

Finding the Fourth Proportional to 98,948.72, 136,550.40 and 58,110.14

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Solution

The fourth proportional to 98,948.72, 136,550.40 and 58,110.14 is: 80,192.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,948.72 : 136,550.40 = 58,110.14 : x
  2. Step 2: Convert to fraction form
    98,948.72/136,550.40 = 58,110.14/x
  3. Step 3: Cross multiply
    98,948.72x = 136,550.40 × 58,110.14
  4. Step 4: Simplify right side
    98,948.72x = 7,934,962,861.06
  5. Step 5: Solve for x
    x = 7,934,962,861.06/98,948.72
  6. Step 6: Final answer
    x = 80,192.68

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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.