Home / 97,778.80-146,886.90-93,793.60

Finding the Fourth Proportional to 97,778.80, 146,886.90 and 93,793.60

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Solution

The fourth proportional to 97,778.80, 146,886.90 and 93,793.60 is: 140,900.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,778.80 : 146,886.90 = 93,793.60 : x
  2. Step 2: Convert to fraction form
    97,778.80/146,886.90 = 93,793.60/x
  3. Step 3: Cross multiply
    97,778.80x = 146,886.90 × 93,793.60
  4. Step 4: Simplify right side
    97,778.80x = 13,777,051,143.84
  5. Step 5: Solve for x
    x = 13,777,051,143.84/97,778.80
  6. Step 6: Final answer
    x = 140,900.19

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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.