Home / 34,872.04-48,123.07-18,955.54

Finding the Fourth Proportional to 34,872.04, 48,123.07 and 18,955.54

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Solution

The fourth proportional to 34,872.04, 48,123.07 and 18,955.54 is: 26,158.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,872.04 : 48,123.07 = 18,955.54 : x
  2. Step 2: Convert to fraction form
    34,872.04/48,123.07 = 18,955.54/x
  3. Step 3: Cross multiply
    34,872.04x = 48,123.07 × 18,955.54
  4. Step 4: Simplify right side
    34,872.04x = 912,198,778.31
  5. Step 5: Solve for x
    x = 912,198,778.31/34,872.04
  6. Step 6: Final answer
    x = 26,158.46

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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.