Home / 98,580.72-147,817.04-48,550.80

Finding the Fourth Proportional to 98,580.72, 147,817.04 and 48,550.80

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Solution

The fourth proportional to 98,580.72, 147,817.04 and 48,550.80 is: 72,799.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,580.72 : 147,817.04 = 48,550.80 : x
  2. Step 2: Convert to fraction form
    98,580.72/147,817.04 = 48,550.80/x
  3. Step 3: Cross multiply
    98,580.72x = 147,817.04 × 48,550.80
  4. Step 4: Simplify right side
    98,580.72x = 7,176,635,545.63
  5. Step 5: Solve for x
    x = 7,176,635,545.63/98,580.72
  6. Step 6: Final answer
    x = 72,799.59

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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.