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Finding the Fourth Proportional to 59,823.52, 89,701.80 and 27,768.40

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Solution

The fourth proportional to 59,823.52, 89,701.80 and 27,768.40 is: 41,637.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,823.52 : 89,701.80 = 27,768.40 : x
  2. Step 2: Convert to fraction form
    59,823.52/89,701.80 = 27,768.40/x
  3. Step 3: Cross multiply
    59,823.52x = 89,701.80 × 27,768.40
  4. Step 4: Simplify right side
    59,823.52x = 2,490,875,463.12
  5. Step 5: Solve for x
    x = 2,490,875,463.12/59,823.52
  6. Step 6: Final answer
    x = 41,637.06

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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.