Home / 105,667.56-158,511.12-38,216.46

Finding the Fourth Proportional to 105,667.56, 158,511.12 and 38,216.46

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Solution

The fourth proportional to 105,667.56, 158,511.12 and 38,216.46 is: 57,328.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,667.56 : 158,511.12 = 38,216.46 : x
  2. Step 2: Convert to fraction form
    105,667.56/158,511.12 = 38,216.46/x
  3. Step 3: Cross multiply
    105,667.56x = 158,511.12 × 38,216.46
  4. Step 4: Simplify right side
    105,667.56x = 6,057,733,877.04
  5. Step 5: Solve for x
    x = 6,057,733,877.04/105,667.56
  6. Step 6: Final answer
    x = 57,328.23

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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.