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Finding the Fourth Proportional to 173,712.51, 260,613.69 and 101,726.21

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Solution

The fourth proportional to 173,712.51, 260,613.69 and 101,726.21 is: 152,615.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,712.51 : 260,613.69 = 101,726.21 : x
  2. Step 2: Convert to fraction form
    173,712.51/260,613.69 = 101,726.21/x
  3. Step 3: Cross multiply
    173,712.51x = 260,613.69 × 101,726.21
  4. Step 4: Simplify right side
    173,712.51x = 26,511,243,227.88
  5. Step 5: Solve for x
    x = 26,511,243,227.88/173,712.51
  6. Step 6: Final answer
    x = 152,615.63

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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.