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Finding the Fourth Proportional to 167,737.40, 251,897.70 and 89,005.40

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Solution

The fourth proportional to 167,737.40, 251,897.70 and 89,005.40 is: 133,662.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,737.40 : 251,897.70 = 89,005.40 : x
  2. Step 2: Convert to fraction form
    167,737.40/251,897.70 = 89,005.40/x
  3. Step 3: Cross multiply
    167,737.40x = 251,897.70 × 89,005.40
  4. Step 4: Simplify right side
    167,737.40x = 22,420,255,547.58
  5. Step 5: Solve for x
    x = 22,420,255,547.58/167,737.40
  6. Step 6: Final answer
    x = 133,662.83

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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.