Home / 99,051.20-148,587.60-95,940.80

Finding the Fourth Proportional to 99,051.20, 148,587.60 and 95,940.80

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Solution

The fourth proportional to 99,051.20, 148,587.60 and 95,940.80 is: 143,921.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,051.20 : 148,587.60 = 95,940.80 : x
  2. Step 2: Convert to fraction form
    99,051.20/148,587.60 = 95,940.80/x
  3. Step 3: Cross multiply
    99,051.20x = 148,587.60 × 95,940.80
  4. Step 4: Simplify right side
    99,051.20x = 14,255,613,214.08
  5. Step 5: Solve for x
    x = 14,255,613,214.08/99,051.20
  6. Step 6: Final answer
    x = 143,921.66

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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.