Home / 67,390.29-92,995.28-40,527.58

Finding the Fourth Proportional to 67,390.29, 92,995.28 and 40,527.58

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Solution

The fourth proportional to 67,390.29, 92,995.28 and 40,527.58 is: 55,926.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,390.29 : 92,995.28 = 40,527.58 : x
  2. Step 2: Convert to fraction form
    67,390.29/92,995.28 = 40,527.58/x
  3. Step 3: Cross multiply
    67,390.29x = 92,995.28 × 40,527.58
  4. Step 4: Simplify right side
    67,390.29x = 3,768,873,649.82
  5. Step 5: Solve for x
    x = 3,768,873,649.82/67,390.29
  6. Step 6: Final answer
    x = 55,926.06

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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.