Home / 156,919.40-235,379.10-93,933.80

Finding the Fourth Proportional to 156,919.40, 235,379.10 and 93,933.80

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Solution

The fourth proportional to 156,919.40, 235,379.10 and 93,933.80 is: 140,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,919.40 : 235,379.10 = 93,933.80 : x
  2. Step 2: Convert to fraction form
    156,919.40/235,379.10 = 93,933.80/x
  3. Step 3: Cross multiply
    156,919.40x = 235,379.10 × 93,933.80
  4. Step 4: Simplify right side
    156,919.40x = 22,110,053,303.58
  5. Step 5: Solve for x
    x = 22,110,053,303.58/156,919.40
  6. Step 6: Final answer
    x = 140,900.70

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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.