Home / 69,772.47-96,294.14-39,154.01

Finding the Fourth Proportional to 69,772.47, 96,294.14 and 39,154.01

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Solution

The fourth proportional to 69,772.47, 96,294.14 and 39,154.01 is: 54,037.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,772.47 : 96,294.14 = 39,154.01 : x
  2. Step 2: Convert to fraction form
    69,772.47/96,294.14 = 39,154.01/x
  3. Step 3: Cross multiply
    69,772.47x = 96,294.14 × 39,154.01
  4. Step 4: Simplify right side
    69,772.47x = 3,770,301,043.26
  5. Step 5: Solve for x
    x = 3,770,301,043.26/69,772.47
  6. Step 6: Final answer
    x = 54,037.09

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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.