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Finding the Fourth Proportional to 119,970.46, 179,799.58 and 48,810.14

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Solution

The fourth proportional to 119,970.46, 179,799.58 and 48,810.14 is: 73,151.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,970.46 : 179,799.58 = 48,810.14 : x
  2. Step 2: Convert to fraction form
    119,970.46/179,799.58 = 48,810.14/x
  3. Step 3: Cross multiply
    119,970.46x = 179,799.58 × 48,810.14
  4. Step 4: Simplify right side
    119,970.46x = 8,776,042,671.74
  5. Step 5: Solve for x
    x = 8,776,042,671.74/119,970.46
  6. Step 6: Final answer
    x = 73,151.70

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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.