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Finding the Fourth Proportional to 79,069.98, 118,587.84 and 25,038.93

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Solution

The fourth proportional to 79,069.98, 118,587.84 and 25,038.93 is: 37,552.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,069.98 : 118,587.84 = 25,038.93 : x
  2. Step 2: Convert to fraction form
    79,069.98/118,587.84 = 25,038.93/x
  3. Step 3: Cross multiply
    79,069.98x = 118,587.84 × 25,038.93
  4. Step 4: Simplify right side
    79,069.98x = 2,969,312,624.61
  5. Step 5: Solve for x
    x = 2,969,312,624.61/79,069.98
  6. Step 6: Final answer
    x = 37,552.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.