Home / 70,186.30-96,859.49-38,357.26

Finding the Fourth Proportional to 70,186.30, 96,859.49 and 38,357.26

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Solution

The fourth proportional to 70,186.30, 96,859.49 and 38,357.26 is: 52,934.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,186.30 : 96,859.49 = 38,357.26 : x
  2. Step 2: Convert to fraction form
    70,186.30/96,859.49 = 38,357.26/x
  3. Step 3: Cross multiply
    70,186.30x = 96,859.49 × 38,357.26
  4. Step 4: Simplify right side
    70,186.30x = 3,715,264,207.46
  5. Step 5: Solve for x
    x = 3,715,264,207.46/70,186.30
  6. Step 6: Final answer
    x = 52,934.32

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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.