Home / 157,176.76-235,800.78-51,995.56

Finding the Fourth Proportional to 157,176.76, 235,800.78 and 51,995.56

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Solution

The fourth proportional to 157,176.76, 235,800.78 and 51,995.56 is: 78,005.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,176.76 : 235,800.78 = 51,995.56 : x
  2. Step 2: Convert to fraction form
    157,176.76/235,800.78 = 51,995.56/x
  3. Step 3: Cross multiply
    157,176.76x = 235,800.78 × 51,995.56
  4. Step 4: Simplify right side
    157,176.76x = 12,260,593,604.54
  5. Step 5: Solve for x
    x = 12,260,593,604.54/157,176.76
  6. Step 6: Final answer
    x = 78,005.13

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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.