Home / 209,449.16-314,222.66-59,691.30

Finding the Fourth Proportional to 209,449.16, 314,222.66 and 59,691.30

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Solution

The fourth proportional to 209,449.16, 314,222.66 and 59,691.30 is: 89,550.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,449.16 : 314,222.66 = 59,691.30 : x
  2. Step 2: Convert to fraction form
    209,449.16/314,222.66 = 59,691.30/x
  3. Step 3: Cross multiply
    209,449.16x = 314,222.66 × 59,691.30
  4. Step 4: Simplify right side
    209,449.16x = 18,756,359,064.86
  5. Step 5: Solve for x
    x = 18,756,359,064.86/209,449.16
  6. Step 6: Final answer
    x = 89,550.89

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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.