Home / 99,313.52-148,923.32-36,089.60

Finding the Fourth Proportional to 99,313.52, 148,923.32 and 36,089.60

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Solution

The fourth proportional to 99,313.52, 148,923.32 and 36,089.60 is: 54,117.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,313.52 : 148,923.32 = 36,089.60 : x
  2. Step 2: Convert to fraction form
    99,313.52/148,923.32 = 36,089.60/x
  3. Step 3: Cross multiply
    99,313.52x = 148,923.32 × 36,089.60
  4. Step 4: Simplify right side
    99,313.52x = 5,374,582,124.41
  5. Step 5: Solve for x
    x = 5,374,582,124.41/99,313.52
  6. Step 6: Final answer
    x = 54,117.33

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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.