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Finding the Fourth Proportional to 59,643.93, 89,465.76 and 15,270.69

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Solution

The fourth proportional to 59,643.93, 89,465.76 and 15,270.69 is: 22,906.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,643.93 : 89,465.76 = 15,270.69 : x
  2. Step 2: Convert to fraction form
    59,643.93/89,465.76 = 15,270.69/x
  3. Step 3: Cross multiply
    59,643.93x = 89,465.76 × 15,270.69
  4. Step 4: Simplify right side
    59,643.93x = 1,366,203,886.57
  5. Step 5: Solve for x
    x = 1,366,203,886.57/59,643.93
  6. Step 6: Final answer
    x = 22,906.00

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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.