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Finding the Fourth Proportional to 101,335.80, 152,002.90 and 26,455.80

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Solution

The fourth proportional to 101,335.80, 152,002.90 and 26,455.80 is: 39,683.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,335.80 : 152,002.90 = 26,455.80 : x
  2. Step 2: Convert to fraction form
    101,335.80/152,002.90 = 26,455.80/x
  3. Step 3: Cross multiply
    101,335.80x = 152,002.90 × 26,455.80
  4. Step 4: Simplify right side
    101,335.80x = 4,021,358,321.82
  5. Step 5: Solve for x
    x = 4,021,358,321.82/101,335.80
  6. Step 6: Final answer
    x = 39,683.49

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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.