Home / 99,307.22-148,960.91-29,235.74

Finding the Fourth Proportional to 99,307.22, 148,960.91 and 29,235.74

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Solution

The fourth proportional to 99,307.22, 148,960.91 and 29,235.74 is: 43,853.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,307.22 : 148,960.91 = 29,235.74 : x
  2. Step 2: Convert to fraction form
    99,307.22/148,960.91 = 29,235.74/x
  3. Step 3: Cross multiply
    99,307.22x = 148,960.91 × 29,235.74
  4. Step 4: Simplify right side
    99,307.22x = 4,354,982,661.15
  5. Step 5: Solve for x
    x = 4,354,982,661.15/99,307.22
  6. Step 6: Final answer
    x = 43,853.63

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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.