Home / 69,769.04-96,119.16-48,238.16

Finding the Fourth Proportional to 69,769.04, 96,119.16 and 48,238.16

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Solution

The fourth proportional to 69,769.04, 96,119.16 and 48,238.16 is: 66,456.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,769.04 : 96,119.16 = 48,238.16 : x
  2. Step 2: Convert to fraction form
    69,769.04/96,119.16 = 48,238.16/x
  3. Step 3: Cross multiply
    69,769.04x = 96,119.16 × 48,238.16
  4. Step 4: Simplify right side
    69,769.04x = 4,636,611,419.15
  5. Step 5: Solve for x
    x = 4,636,611,419.15/69,769.04
  6. Step 6: Final answer
    x = 66,456.57

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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.