Home / 69,817.64-96,350.40-37,988.60

Finding the Fourth Proportional to 69,817.64, 96,350.40 and 37,988.60

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Solution

The fourth proportional to 69,817.64, 96,350.40 and 37,988.60 is: 52,425.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,817.64 : 96,350.40 = 37,988.60 : x
  2. Step 2: Convert to fraction form
    69,817.64/96,350.40 = 37,988.60/x
  3. Step 3: Cross multiply
    69,817.64x = 96,350.40 × 37,988.60
  4. Step 4: Simplify right side
    69,817.64x = 3,660,216,323.69
  5. Step 5: Solve for x
    x = 3,660,216,323.69/69,817.64
  6. Step 6: Final answer
    x = 52,425.38

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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.