Home / 102,237.40-153,367.86-49,608.76

Finding the Fourth Proportional to 102,237.40, 153,367.86 and 49,608.76

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Solution

The fourth proportional to 102,237.40, 153,367.86 and 49,608.76 is: 74,418.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,237.40 : 153,367.86 = 49,608.76 : x
  2. Step 2: Convert to fraction form
    102,237.40/153,367.86 = 49,608.76/x
  3. Step 3: Cross multiply
    102,237.40x = 153,367.86 × 49,608.76
  4. Step 4: Simplify right side
    102,237.40x = 7,608,389,358.45
  5. Step 5: Solve for x
    x = 7,608,389,358.45/102,237.40
  6. Step 6: Final answer
    x = 74,418.85

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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.