Home / 69,968.61-96,557.67-38,138.04

Finding the Fourth Proportional to 69,968.61, 96,557.67 and 38,138.04

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Solution

The fourth proportional to 69,968.61, 96,557.67 and 38,138.04 is: 52,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,968.61 : 96,557.67 = 38,138.04 : x
  2. Step 2: Convert to fraction form
    69,968.61/96,557.67 = 38,138.04/x
  3. Step 3: Cross multiply
    69,968.61x = 96,557.67 × 38,138.04
  4. Step 4: Simplify right side
    69,968.61x = 3,682,520,280.77
  5. Step 5: Solve for x
    x = 3,682,520,280.77/69,968.61
  6. Step 6: Final answer
    x = 52,631.03

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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.