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Finding the Fourth Proportional to 117,368.52, 176,065.73 and 37,387.88

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Solution

The fourth proportional to 117,368.52, 176,065.73 and 37,387.88 is: 56,085.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,368.52 : 176,065.73 = 37,387.88 : x
  2. Step 2: Convert to fraction form
    117,368.52/176,065.73 = 37,387.88/x
  3. Step 3: Cross multiply
    117,368.52x = 176,065.73 × 37,387.88
  4. Step 4: Simplify right side
    117,368.52x = 6,582,724,638.58
  5. Step 5: Solve for x
    x = 6,582,724,638.58/117,368.52
  6. Step 6: Final answer
    x = 56,085.95

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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.