Home / 74,721.96-112,082.94-51,277.32

Finding the Fourth Proportional to 74,721.96, 112,082.94 and 51,277.32

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Solution

The fourth proportional to 74,721.96, 112,082.94 and 51,277.32 is: 76,915.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,721.96 : 112,082.94 = 51,277.32 : x
  2. Step 2: Convert to fraction form
    74,721.96/112,082.94 = 51,277.32/x
  3. Step 3: Cross multiply
    74,721.96x = 112,082.94 × 51,277.32
  4. Step 4: Simplify right side
    74,721.96x = 5,747,312,780.92
  5. Step 5: Solve for x
    x = 5,747,312,780.92/74,721.96
  6. Step 6: Final answer
    x = 76,915.98

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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.