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Finding the Fourth Proportional to 98,073.25, 147,109.87 and 27,950.74

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Solution

The fourth proportional to 98,073.25, 147,109.87 and 27,950.74 is: 41,926.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,073.25 : 147,109.87 = 27,950.74 : x
  2. Step 2: Convert to fraction form
    98,073.25/147,109.87 = 27,950.74/x
  3. Step 3: Cross multiply
    98,073.25x = 147,109.87 × 27,950.74
  4. Step 4: Simplify right side
    98,073.25x = 4,111,828,922.38
  5. Step 5: Solve for x
    x = 4,111,828,922.38/98,073.25
  6. Step 6: Final answer
    x = 41,926.10

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1.5x scale

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.