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Finding the Fourth Proportional to 98,555.52, 136,007.04 and 53,844.48

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Solution

The fourth proportional to 98,555.52, 136,007.04 and 53,844.48 is: 74,305.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,555.52 : 136,007.04 = 53,844.48 : x
  2. Step 2: Convert to fraction form
    98,555.52/136,007.04 = 53,844.48/x
  3. Step 3: Cross multiply
    98,555.52x = 136,007.04 × 53,844.48
  4. Step 4: Simplify right side
    98,555.52x = 7,323,228,345.14
  5. Step 5: Solve for x
    x = 7,323,228,345.14/98,555.52
  6. Step 6: Final answer
    x = 74,305.61

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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.