Home / 94,600.31-131,111.93-92,828.84

Finding the Fourth Proportional to 94,600.31, 131,111.93 and 92,828.84

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Solution

The fourth proportional to 94,600.31, 131,111.93 and 92,828.84 is: 128,656.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,600.31 : 131,111.93 = 92,828.84 : x
  2. Step 2: Convert to fraction form
    94,600.31/131,111.93 = 92,828.84/x
  3. Step 3: Cross multiply
    94,600.31x = 131,111.93 × 92,828.84
  4. Step 4: Simplify right side
    94,600.31x = 12,170,967,948.57
  5. Step 5: Solve for x
    x = 12,170,967,948.57/94,600.31
  6. Step 6: Final answer
    x = 128,656.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.