Home / 40,215.84-60,243.14-19,176.30

Finding the Fourth Proportional to 40,215.84, 60,243.14 and 19,176.30

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Solution

The fourth proportional to 40,215.84, 60,243.14 and 19,176.30 is: 28,726.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,215.84 : 60,243.14 = 19,176.30 : x
  2. Step 2: Convert to fraction form
    40,215.84/60,243.14 = 19,176.30/x
  3. Step 3: Cross multiply
    40,215.84x = 60,243.14 × 19,176.30
  4. Step 4: Simplify right side
    40,215.84x = 1,155,240,525.58
  5. Step 5: Solve for x
    x = 1,155,240,525.58/40,215.84
  6. Step 6: Final answer
    x = 28,726.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.