Home / 96,318.30-144,699.12-68,307.60

Finding the Fourth Proportional to 96,318.30, 144,699.12 and 68,307.60

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Solution

The fourth proportional to 96,318.30, 144,699.12 and 68,307.60 is: 102,618.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,318.30 : 144,699.12 = 68,307.60 : x
  2. Step 2: Convert to fraction form
    96,318.30/144,699.12 = 68,307.60/x
  3. Step 3: Cross multiply
    96,318.30x = 144,699.12 × 68,307.60
  4. Step 4: Simplify right side
    96,318.30x = 9,884,049,609.31
  5. Step 5: Solve for x
    x = 9,884,049,609.31/96,318.30
  6. Step 6: Final answer
    x = 102,618.61

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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.