Home / 133,680.02-200,603.25-121,222.62

Finding the Fourth Proportional to 133,680.02, 200,603.25 and 121,222.62

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Solution

The fourth proportional to 133,680.02, 200,603.25 and 121,222.62 is: 181,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,680.02 : 200,603.25 = 121,222.62 : x
  2. Step 2: Convert to fraction form
    133,680.02/200,603.25 = 121,222.62/x
  3. Step 3: Cross multiply
    133,680.02x = 200,603.25 × 121,222.62
  4. Step 4: Simplify right side
    133,680.02x = 24,317,651,545.52
  5. Step 5: Solve for x
    x = 24,317,651,545.52/133,680.02
  6. Step 6: Final answer
    x = 181,909.40

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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.