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Finding the Fourth Proportional to 173,551.77, 239,430.78 and 113,100.39

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Solution

The fourth proportional to 173,551.77, 239,430.78 and 113,100.39 is: 156,032.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,551.77 : 239,430.78 = 113,100.39 : x
  2. Step 2: Convert to fraction form
    173,551.77/239,430.78 = 113,100.39/x
  3. Step 3: Cross multiply
    173,551.77x = 239,430.78 × 113,100.39
  4. Step 4: Simplify right side
    173,551.77x = 27,079,712,833.35
  5. Step 5: Solve for x
    x = 27,079,712,833.35/173,551.77
  6. Step 6: Final answer
    x = 156,032.48

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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.