Home / 70,255.51-96,952.61-38,424.33

Finding the Fourth Proportional to 70,255.51, 96,952.61 and 38,424.33

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Solution

The fourth proportional to 70,255.51, 96,952.61 and 38,424.33 is: 53,025.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,255.51 : 96,952.61 = 38,424.33 : x
  2. Step 2: Convert to fraction form
    70,255.51/96,952.61 = 38,424.33/x
  3. Step 3: Cross multiply
    70,255.51x = 96,952.61 × 38,424.33
  4. Step 4: Simplify right side
    70,255.51x = 3,725,339,177.06
  5. Step 5: Solve for x
    x = 3,725,339,177.06/70,255.51
  6. Step 6: Final answer
    x = 53,025.58

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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.