Home / 76,197.78-114,302.14-26,277.15

Finding the Fourth Proportional to 76,197.78, 114,302.14 and 26,277.15

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Solution

The fourth proportional to 76,197.78, 114,302.14 and 26,277.15 is: 39,417.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,197.78 : 114,302.14 = 26,277.15 : x
  2. Step 2: Convert to fraction form
    76,197.78/114,302.14 = 26,277.15/x
  3. Step 3: Cross multiply
    76,197.78x = 114,302.14 × 26,277.15
  4. Step 4: Simplify right side
    76,197.78x = 3,003,534,478.10
  5. Step 5: Solve for x
    x = 3,003,534,478.10/76,197.78
  6. Step 6: Final answer
    x = 39,417.61

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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.