Home / 99,255.60-148,840.29-36,054.72

Finding the Fourth Proportional to 99,255.60, 148,840.29 and 36,054.72

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Solution

The fourth proportional to 99,255.60, 148,840.29 and 36,054.72 is: 54,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,255.60 : 148,840.29 = 36,054.72 : x
  2. Step 2: Convert to fraction form
    99,255.60/148,840.29 = 36,054.72/x
  3. Step 3: Cross multiply
    99,255.60x = 148,840.29 × 36,054.72
  4. Step 4: Simplify right side
    99,255.60x = 5,366,394,980.67
  5. Step 5: Solve for x
    x = 5,366,394,980.67/99,255.60
  6. Step 6: Final answer
    x = 54,066.42

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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.