Home / 106,436.16-159,654.96-47,255.76

Finding the Fourth Proportional to 106,436.16, 159,654.96 and 47,255.76

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Solution

The fourth proportional to 106,436.16, 159,654.96 and 47,255.76 is: 70,883.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,436.16 : 159,654.96 = 47,255.76 : x
  2. Step 2: Convert to fraction form
    106,436.16/159,654.96 = 47,255.76/x
  3. Step 3: Cross multiply
    106,436.16x = 159,654.96 × 47,255.76
  4. Step 4: Simplify right side
    106,436.16x = 7,544,616,472.57
  5. Step 5: Solve for x
    x = 7,544,616,472.57/106,436.16
  6. Step 6: Final answer
    x = 70,883.96

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1.5x scale

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.