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Finding the Fourth Proportional to 35,009.35, 48,317.05 and 19,904.29

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Solution

The fourth proportional to 35,009.35, 48,317.05 and 19,904.29 is: 27,470.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,009.35 : 48,317.05 = 19,904.29 : x
  2. Step 2: Convert to fraction form
    35,009.35/48,317.05 = 19,904.29/x
  3. Step 3: Cross multiply
    35,009.35x = 48,317.05 × 19,904.29
  4. Step 4: Simplify right side
    35,009.35x = 961,716,479.23
  5. Step 5: Solve for x
    x = 961,716,479.23/35,009.35
  6. Step 6: Final answer
    x = 27,470.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.