Home / 68,019.35-93,872.12-37,814.45

Finding the Fourth Proportional to 68,019.35, 93,872.12 and 37,814.45

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Solution

The fourth proportional to 68,019.35, 93,872.12 and 37,814.45 is: 52,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,019.35 : 93,872.12 = 37,814.45 : x
  2. Step 2: Convert to fraction form
    68,019.35/93,872.12 = 37,814.45/x
  3. Step 3: Cross multiply
    68,019.35x = 93,872.12 × 37,814.45
  4. Step 4: Simplify right side
    68,019.35x = 3,549,721,929.70
  5. Step 5: Solve for x
    x = 3,549,721,929.70/68,019.35
  6. Step 6: Final answer
    x = 52,186.95

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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.