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Finding the Fourth Proportional to 105,541.68, 158,317.44 and 58,759.32

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Solution

The fourth proportional to 105,541.68, 158,317.44 and 58,759.32 is: 88,141.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,541.68 : 158,317.44 = 58,759.32 : x
  2. Step 2: Convert to fraction form
    105,541.68/158,317.44 = 58,759.32/x
  3. Step 3: Cross multiply
    105,541.68x = 158,317.44 × 58,759.32
  4. Step 4: Simplify right side
    105,541.68x = 9,302,625,118.54
  5. Step 5: Solve for x
    x = 9,302,625,118.54/105,541.68
  6. Step 6: Final answer
    x = 88,141.72

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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.