Home / 140,252.03-193,564.41-79,000.24

Finding the Fourth Proportional to 140,252.03, 193,564.41 and 79,000.24

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Solution

The fourth proportional to 140,252.03, 193,564.41 and 79,000.24 is: 109,029.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,252.03 : 193,564.41 = 79,000.24 : x
  2. Step 2: Convert to fraction form
    140,252.03/193,564.41 = 79,000.24/x
  3. Step 3: Cross multiply
    140,252.03x = 193,564.41 × 79,000.24
  4. Step 4: Simplify right side
    140,252.03x = 15,291,633,877.64
  5. Step 5: Solve for x
    x = 15,291,633,877.64/140,252.03
  6. Step 6: Final answer
    x = 109,029.68

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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.