Home / 94,868.28-130,920.94-51,850.16

Finding the Fourth Proportional to 94,868.28, 130,920.94 and 51,850.16

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Solution

The fourth proportional to 94,868.28, 130,920.94 and 51,850.16 is: 71,554.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,868.28 : 130,920.94 = 51,850.16 : x
  2. Step 2: Convert to fraction form
    94,868.28/130,920.94 = 51,850.16/x
  3. Step 3: Cross multiply
    94,868.28x = 130,920.94 × 51,850.16
  4. Step 4: Simplify right side
    94,868.28x = 6,788,271,295.85
  5. Step 5: Solve for x
    x = 6,788,271,295.85/94,868.28
  6. Step 6: Final answer
    x = 71,554.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.