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Finding the Fourth Proportional to 39,095.76, 58,660.04 and 16,897.71

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Solution

The fourth proportional to 39,095.76, 58,660.04 and 16,897.71 is: 25,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,095.76 : 58,660.04 = 16,897.71 : x
  2. Step 2: Convert to fraction form
    39,095.76/58,660.04 = 16,897.71/x
  3. Step 3: Cross multiply
    39,095.76x = 58,660.04 × 16,897.71
  4. Step 4: Simplify right side
    39,095.76x = 991,220,344.51
  5. Step 5: Solve for x
    x = 991,220,344.51/39,095.76
  6. Step 6: Final answer
    x = 25,353.65

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1.5x scale

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.