Home / 107,520.50-160,475.19-105,746.75

Finding the Fourth Proportional to 107,520.50, 160,475.19 and 105,746.75

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Solution

The fourth proportional to 107,520.50, 160,475.19 and 105,746.75 is: 157,827.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,520.50 : 160,475.19 = 105,746.75 : x
  2. Step 2: Convert to fraction form
    107,520.50/160,475.19 = 105,746.75/x
  3. Step 3: Cross multiply
    107,520.50x = 160,475.19 × 105,746.75
  4. Step 4: Simplify right side
    107,520.50x = 16,969,728,995.76
  5. Step 5: Solve for x
    x = 16,969,728,995.76/107,520.50
  6. Step 6: Final answer
    x = 157,827.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.