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Finding the Fourth Proportional to 59,956.71, 89,935.34 and 15,580.32

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Solution

The fourth proportional to 59,956.71, 89,935.34 and 15,580.32 is: 23,370.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,956.71 : 89,935.34 = 15,580.32 : x
  2. Step 2: Convert to fraction form
    59,956.71/89,935.34 = 15,580.32/x
  3. Step 3: Cross multiply
    59,956.71x = 89,935.34 × 15,580.32
  4. Step 4: Simplify right side
    59,956.71x = 1,401,221,298.61
  5. Step 5: Solve for x
    x = 1,401,221,298.61/59,956.71
  6. Step 6: Final answer
    x = 23,370.55

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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.