Home / 98,788.44-148,177.40-27,715.98

Finding the Fourth Proportional to 98,788.44, 148,177.40 and 27,715.98

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Solution

The fourth proportional to 98,788.44, 148,177.40 and 27,715.98 is: 41,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,788.44 : 148,177.40 = 27,715.98 : x
  2. Step 2: Convert to fraction form
    98,788.44/148,177.40 = 27,715.98/x
  3. Step 3: Cross multiply
    98,788.44x = 148,177.40 × 27,715.98
  4. Step 4: Simplify right side
    98,788.44x = 4,106,881,854.85
  5. Step 5: Solve for x
    x = 4,106,881,854.85/98,788.44
  6. Step 6: Final answer
    x = 41,572.49

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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.