Home / 124,382.28-171,647.61-70,667.39

Finding the Fourth Proportional to 124,382.28, 171,647.61 and 70,667.39

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Solution

The fourth proportional to 124,382.28, 171,647.61 and 70,667.39 is: 97,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,382.28 : 171,647.61 = 70,667.39 : x
  2. Step 2: Convert to fraction form
    124,382.28/171,647.61 = 70,667.39/x
  3. Step 3: Cross multiply
    124,382.28x = 171,647.61 × 70,667.39
  4. Step 4: Simplify right side
    124,382.28x = 12,129,888,598.44
  5. Step 5: Solve for x
    x = 12,129,888,598.44/124,382.28
  6. Step 6: Final answer
    x = 97,521.03

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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.