Home / 98,906.05-136,490.77-53,583.92

Finding the Fourth Proportional to 98,906.05, 136,490.77 and 53,583.92

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Solution

The fourth proportional to 98,906.05, 136,490.77 and 53,583.92 is: 73,946.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,906.05 : 136,490.77 = 53,583.92 : x
  2. Step 2: Convert to fraction form
    98,906.05/136,490.77 = 53,583.92/x
  3. Step 3: Cross multiply
    98,906.05x = 136,490.77 × 53,583.92
  4. Step 4: Simplify right side
    98,906.05x = 7,313,710,500.42
  5. Step 5: Solve for x
    x = 7,313,710,500.42/98,906.05
  6. Step 6: Final answer
    x = 73,946.04

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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.