Home / 76,841.04-114,660.58-60,865.04

Finding the Fourth Proportional to 76,841.04, 114,660.58 and 60,865.04

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Solution

The fourth proportional to 76,841.04, 114,660.58 and 60,865.04 is: 90,821.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,841.04 : 114,660.58 = 60,865.04 : x
  2. Step 2: Convert to fraction form
    76,841.04/114,660.58 = 60,865.04/x
  3. Step 3: Cross multiply
    76,841.04x = 114,660.58 × 60,865.04
  4. Step 4: Simplify right side
    76,841.04x = 6,978,820,788.12
  5. Step 5: Solve for x
    x = 6,978,820,788.12/76,841.04
  6. Step 6: Final answer
    x = 90,821.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.