Home / 113,875.10-170,916.30-60,611.79

Finding the Fourth Proportional to 113,875.10, 170,916.30 and 60,611.79

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Solution

The fourth proportional to 113,875.10, 170,916.30 and 60,611.79 is: 90,972.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,875.10 : 170,916.30 = 60,611.79 : x
  2. Step 2: Convert to fraction form
    113,875.10/170,916.30 = 60,611.79/x
  3. Step 3: Cross multiply
    113,875.10x = 170,916.30 × 60,611.79
  4. Step 4: Simplify right side
    113,875.10x = 10,359,542,883.18
  5. Step 5: Solve for x
    x = 10,359,542,883.18/113,875.10
  6. Step 6: Final answer
    x = 90,972.86

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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.