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Finding the Fourth Proportional to 152,866.11, 228,269.80 and 124,841.80

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Solution

The fourth proportional to 152,866.11, 228,269.80 and 124,841.80 is: 186,422.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,866.11 : 228,269.80 = 124,841.80 : x
  2. Step 2: Convert to fraction form
    152,866.11/228,269.80 = 124,841.80/x
  3. Step 3: Cross multiply
    152,866.11x = 228,269.80 × 124,841.80
  4. Step 4: Simplify right side
    152,866.11x = 28,497,612,717.64
  5. Step 5: Solve for x
    x = 28,497,612,717.64/152,866.11
  6. Step 6: Final answer
    x = 186,422.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.