Home / 68,412.04-94,407.73-38,197.88

Finding the Fourth Proportional to 68,412.04, 94,407.73 and 38,197.88

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Solution

The fourth proportional to 68,412.04, 94,407.73 and 38,197.88 is: 52,712.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,412.04 : 94,407.73 = 38,197.88 : x
  2. Step 2: Convert to fraction form
    68,412.04/94,407.73 = 38,197.88/x
  3. Step 3: Cross multiply
    68,412.04x = 94,407.73 × 38,197.88
  4. Step 4: Simplify right side
    68,412.04x = 3,606,174,950.62
  5. Step 5: Solve for x
    x = 3,606,174,950.62/68,412.04
  6. Step 6: Final answer
    x = 52,712.58

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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.