Home / 69,725.15-96,221.45-37,894.05

Finding the Fourth Proportional to 69,725.15, 96,221.45 and 37,894.05

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Solution

The fourth proportional to 69,725.15, 96,221.45 and 37,894.05 is: 52,294.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,725.15 : 96,221.45 = 37,894.05 : x
  2. Step 2: Convert to fraction form
    69,725.15/96,221.45 = 37,894.05/x
  3. Step 3: Cross multiply
    69,725.15x = 96,221.45 × 37,894.05
  4. Step 4: Simplify right side
    69,725.15x = 3,646,220,437.37
  5. Step 5: Solve for x
    x = 3,646,220,437.37/69,725.15
  6. Step 6: Final answer
    x = 52,294.19

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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.