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Finding the Fourth Proportional to 59,859.63, 89,782.11 and 15,482.70

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Solution

The fourth proportional to 59,859.63, 89,782.11 and 15,482.70 is: 23,222.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,859.63 : 89,782.11 = 15,482.70 : x
  2. Step 2: Convert to fraction form
    59,859.63/89,782.11 = 15,482.70/x
  3. Step 3: Cross multiply
    59,859.63x = 89,782.11 × 15,482.70
  4. Step 4: Simplify right side
    59,859.63x = 1,390,069,474.50
  5. Step 5: Solve for x
    x = 1,390,069,474.50/59,859.63
  6. Step 6: Final answer
    x = 23,222.15

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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.