Home / 67,406.36-93,029.01-38,725.97

Finding the Fourth Proportional to 67,406.36, 93,029.01 and 38,725.97

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Solution

The fourth proportional to 67,406.36, 93,029.01 and 38,725.97 is: 53,446.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,406.36 : 93,029.01 = 38,725.97 : x
  2. Step 2: Convert to fraction form
    67,406.36/93,029.01 = 38,725.97/x
  3. Step 3: Cross multiply
    67,406.36x = 93,029.01 × 38,725.97
  4. Step 4: Simplify right side
    67,406.36x = 3,602,638,650.39
  5. Step 5: Solve for x
    x = 3,602,638,650.39/67,406.36
  6. Step 6: Final answer
    x = 53,446.57

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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.