Home / 99,063.34-148,332.57-52,217.80

Finding the Fourth Proportional to 99,063.34, 148,332.57 and 52,217.80

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Solution

The fourth proportional to 99,063.34, 148,332.57 and 52,217.80 is: 78,188.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,063.34 : 148,332.57 = 52,217.80 : x
  2. Step 2: Convert to fraction form
    99,063.34/148,332.57 = 52,217.80/x
  3. Step 3: Cross multiply
    99,063.34x = 148,332.57 × 52,217.80
  4. Step 4: Simplify right side
    99,063.34x = 7,745,599,907.10
  5. Step 5: Solve for x
    x = 7,745,599,907.10/99,063.34
  6. Step 6: Final answer
    x = 78,188.36

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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.