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Finding the Fourth Proportional to 167,730.61, 251,463.54 and 83,444.77

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Solution

The fourth proportional to 167,730.61, 251,463.54 and 83,444.77 is: 125,101.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,730.61 : 251,463.54 = 83,444.77 : x
  2. Step 2: Convert to fraction form
    167,730.61/251,463.54 = 83,444.77/x
  3. Step 3: Cross multiply
    167,730.61x = 251,463.54 × 83,444.77
  4. Step 4: Simplify right side
    167,730.61x = 20,983,316,001.37
  5. Step 5: Solve for x
    x = 20,983,316,001.37/167,730.61
  6. Step 6: Final answer
    x = 125,101.29

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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.