Home / 53,267.76-79,825.50-39,116.79

Finding the Fourth Proportional to 53,267.76, 79,825.50 and 39,116.79

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Solution

The fourth proportional to 53,267.76, 79,825.50 and 39,116.79 is: 58,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,267.76 : 79,825.50 = 39,116.79 : x
  2. Step 2: Convert to fraction form
    53,267.76/79,825.50 = 39,116.79/x
  3. Step 3: Cross multiply
    53,267.76x = 79,825.50 × 39,116.79
  4. Step 4: Simplify right side
    53,267.76x = 3,122,517,320.15
  5. Step 5: Solve for x
    x = 3,122,517,320.15/53,267.76
  6. Step 6: Final answer
    x = 58,619.27

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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.