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Finding the Fourth Proportional to 104,798.39, 144,641.70 and 59,480.61

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Solution

The fourth proportional to 104,798.39, 144,641.70 and 59,480.61 is: 82,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,798.39 : 144,641.70 = 59,480.61 : x
  2. Step 2: Convert to fraction form
    104,798.39/144,641.70 = 59,480.61/x
  3. Step 3: Cross multiply
    104,798.39x = 144,641.70 × 59,480.61
  4. Step 4: Simplify right side
    104,798.39x = 8,603,376,547.44
  5. Step 5: Solve for x
    x = 8,603,376,547.44/104,798.39
  6. Step 6: Final answer
    x = 82,094.55

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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.