Home / 103,025.92-154,561.08-31,947.13

Finding the Fourth Proportional to 103,025.92, 154,561.08 and 31,947.13

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Solution

The fourth proportional to 103,025.92, 154,561.08 and 31,947.13 is: 47,927.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,025.92 : 154,561.08 = 31,947.13 : x
  2. Step 2: Convert to fraction form
    103,025.92/154,561.08 = 31,947.13/x
  3. Step 3: Cross multiply
    103,025.92x = 154,561.08 × 31,947.13
  4. Step 4: Simplify right side
    103,025.92x = 4,937,782,915.70
  5. Step 5: Solve for x
    x = 4,937,782,915.70/103,025.92
  6. Step 6: Final answer
    x = 47,927.58

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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.