Home / 31,248.99-43,123.73-17,102.61

Finding the Fourth Proportional to 31,248.99, 43,123.73 and 17,102.61

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Solution

The fourth proportional to 31,248.99, 43,123.73 and 17,102.61 is: 23,601.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248.99 : 43,123.73 = 17,102.61 : x
  2. Step 2: Convert to fraction form
    31,248.99/43,123.73 = 17,102.61/x
  3. Step 3: Cross multiply
    31,248.99x = 43,123.73 × 17,102.61
  4. Step 4: Simplify right side
    31,248.99x = 737,528,250.42
  5. Step 5: Solve for x
    x = 737,528,250.42/31,248.99
  6. Step 6: Final answer
    x = 23,601.67

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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.