Home / 76,017.29-113,938.38-40,883.13

Finding the Fourth Proportional to 76,017.29, 113,938.38 and 40,883.13

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Solution

The fourth proportional to 76,017.29, 113,938.38 and 40,883.13 is: 61,277.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,017.29 : 113,938.38 = 40,883.13 : x
  2. Step 2: Convert to fraction form
    76,017.29/113,938.38 = 40,883.13/x
  3. Step 3: Cross multiply
    76,017.29x = 113,938.38 × 40,883.13
  4. Step 4: Simplify right side
    76,017.29x = 4,658,157,601.53
  5. Step 5: Solve for x
    x = 4,658,157,601.53/76,017.29
  6. Step 6: Final answer
    x = 61,277.61

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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.