Home / 105,559.68-158,344.38-58,777.32

Finding the Fourth Proportional to 105,559.68, 158,344.38 and 58,777.32

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Solution

The fourth proportional to 105,559.68, 158,344.38 and 58,777.32 is: 88,168.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,559.68 : 158,344.38 = 58,777.32 : x
  2. Step 2: Convert to fraction form
    105,559.68/158,344.38 = 58,777.32/x
  3. Step 3: Cross multiply
    105,559.68x = 158,344.38 × 58,777.32
  4. Step 4: Simplify right side
    105,559.68x = 9,307,058,293.46
  5. Step 5: Solve for x
    x = 9,307,058,293.46/105,559.68
  6. Step 6: Final answer
    x = 88,168.69

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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.