Home / 166,996.48-250,603.28-72,319.12

Finding the Fourth Proportional to 166,996.48, 250,603.28 and 72,319.12

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Solution

The fourth proportional to 166,996.48, 250,603.28 and 72,319.12 is: 108,525.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,996.48 : 250,603.28 = 72,319.12 : x
  2. Step 2: Convert to fraction form
    166,996.48/250,603.28 = 72,319.12/x
  3. Step 3: Cross multiply
    166,996.48x = 250,603.28 × 72,319.12
  4. Step 4: Simplify right side
    166,996.48x = 18,123,408,678.71
  5. Step 5: Solve for x
    x = 18,123,408,678.71/166,996.48
  6. Step 6: Final answer
    x = 108,525.69

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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.