Home / 133,050.90-199,000.35-119,111.70

Finding the Fourth Proportional to 133,050.90, 199,000.35 and 119,111.70

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Solution

The fourth proportional to 133,050.90, 199,000.35 and 119,111.70 is: 178,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,050.90 : 199,000.35 = 119,111.70 : x
  2. Step 2: Convert to fraction form
    133,050.90/199,000.35 = 119,111.70/x
  3. Step 3: Cross multiply
    133,050.90x = 199,000.35 × 119,111.70
  4. Step 4: Simplify right side
    133,050.90x = 23,703,269,989.10
  5. Step 5: Solve for x
    x = 23,703,269,989.10/133,050.90
  6. Step 6: Final answer
    x = 178,151.90

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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.