Home / 105,901.20-158,592.60-50,432.40

Finding the Fourth Proportional to 105,901.20, 158,592.60 and 50,432.40

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Solution

The fourth proportional to 105,901.20, 158,592.60 and 50,432.40 is: 75,525.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,901.20 : 158,592.60 = 50,432.40 : x
  2. Step 2: Convert to fraction form
    105,901.20/158,592.60 = 50,432.40/x
  3. Step 3: Cross multiply
    105,901.20x = 158,592.60 × 50,432.40
  4. Step 4: Simplify right side
    105,901.20x = 7,998,205,440.24
  5. Step 5: Solve for x
    x = 7,998,205,440.24/105,901.20
  6. Step 6: Final answer
    x = 75,525.16

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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.