Home / 76,233.32-105,209.76-43,969.19

Finding the Fourth Proportional to 76,233.32, 105,209.76 and 43,969.19

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Solution

The fourth proportional to 76,233.32, 105,209.76 and 43,969.19 is: 60,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,233.32 : 105,209.76 = 43,969.19 : x
  2. Step 2: Convert to fraction form
    76,233.32/105,209.76 = 43,969.19/x
  3. Step 3: Cross multiply
    76,233.32x = 105,209.76 × 43,969.19
  4. Step 4: Simplify right side
    76,233.32x = 4,625,987,401.25
  5. Step 5: Solve for x
    x = 4,625,987,401.25/76,233.32
  6. Step 6: Final answer
    x = 60,681.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.