Home / 242,025.80-363,038.70-131,433.80

Finding the Fourth Proportional to 242,025.80, 363,038.70 and 131,433.80

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Solution

The fourth proportional to 242,025.80, 363,038.70 and 131,433.80 is: 197,150.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,025.80 : 363,038.70 = 131,433.80 : x
  2. Step 2: Convert to fraction form
    242,025.80/363,038.70 = 131,433.80/x
  3. Step 3: Cross multiply
    242,025.80x = 363,038.70 × 131,433.80
  4. Step 4: Simplify right side
    242,025.80x = 47,715,555,888.06
  5. Step 5: Solve for x
    x = 47,715,555,888.06/242,025.80
  6. Step 6: Final answer
    x = 197,150.70

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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.