Home / 156,987.20-235,480.80-44,667.20

Finding the Fourth Proportional to 156,987.20, 235,480.80 and 44,667.20

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Solution

The fourth proportional to 156,987.20, 235,480.80 and 44,667.20 is: 67,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,987.20 : 235,480.80 = 44,667.20 : x
  2. Step 2: Convert to fraction form
    156,987.20/235,480.80 = 44,667.20/x
  3. Step 3: Cross multiply
    156,987.20x = 235,480.80 × 44,667.20
  4. Step 4: Simplify right side
    156,987.20x = 10,518,267,989.76
  5. Step 5: Solve for x
    x = 10,518,267,989.76/156,987.20
  6. Step 6: Final answer
    x = 67,000.80

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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.