Home / 61,247.88-84,521.67-38,601.49

Finding the Fourth Proportional to 61,247.88, 84,521.67 and 38,601.49

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Solution

The fourth proportional to 61,247.88, 84,521.67 and 38,601.49 is: 53,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,247.88 : 84,521.67 = 38,601.49 : x
  2. Step 2: Convert to fraction form
    61,247.88/84,521.67 = 38,601.49/x
  3. Step 3: Cross multiply
    61,247.88x = 84,521.67 × 38,601.49
  4. Step 4: Simplify right side
    61,247.88x = 3,262,662,399.29
  5. Step 5: Solve for x
    x = 3,262,662,399.29/61,247.88
  6. Step 6: Final answer
    x = 53,269.80

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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.