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Finding the Fourth Proportional to 19,053.66, 28,582.89 and 5,904.06

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Solution

The fourth proportional to 19,053.66, 28,582.89 and 5,904.06 is: 8,856.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.66 : 28,582.89 = 5,904.06 : x
  2. Step 2: Convert to fraction form
    19,053.66/28,582.89 = 5,904.06/x
  3. Step 3: Cross multiply
    19,053.66x = 28,582.89 × 5,904.06
  4. Step 4: Simplify right side
    19,053.66x = 168,755,097.53
  5. Step 5: Solve for x
    x = 168,755,097.53/19,053.66
  6. Step 6: Final answer
    x = 8,856.83

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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.