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Finding the Fourth Proportional to 69,041.61, 95,276.51 and 38,826.92

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Solution

The fourth proportional to 69,041.61, 95,276.51 and 38,826.92 is: 53,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,041.61 : 95,276.51 = 38,826.92 : x
  2. Step 2: Convert to fraction form
    69,041.61/95,276.51 = 38,826.92/x
  3. Step 3: Cross multiply
    69,041.61x = 95,276.51 × 38,826.92
  4. Step 4: Simplify right side
    69,041.61x = 3,699,293,237.51
  5. Step 5: Solve for x
    x = 3,699,293,237.51/69,041.61
  6. Step 6: Final answer
    x = 53,580.63

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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.