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Finding the Fourth Proportional to 112,359.98, 168,540.62 and 37,479.93

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Solution

The fourth proportional to 112,359.98, 168,540.62 and 37,479.93 is: 56,220.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,359.98 : 168,540.62 = 37,479.93 : x
  2. Step 2: Convert to fraction form
    112,359.98/168,540.62 = 37,479.93/x
  3. Step 3: Cross multiply
    112,359.98x = 168,540.62 × 37,479.93
  4. Step 4: Simplify right side
    112,359.98x = 6,316,890,639.76
  5. Step 5: Solve for x
    x = 6,316,890,639.76/112,359.98
  6. Step 6: Final answer
    x = 56,220.11

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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.