Home / 67,727.67-93,467.55-40,869.74

Finding the Fourth Proportional to 67,727.67, 93,467.55 and 40,869.74

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Solution

The fourth proportional to 67,727.67, 93,467.55 and 40,869.74 is: 56,402.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,727.67 : 93,467.55 = 40,869.74 : x
  2. Step 2: Convert to fraction form
    67,727.67/93,467.55 = 40,869.74/x
  3. Step 3: Cross multiply
    67,727.67x = 93,467.55 × 40,869.74
  4. Step 4: Simplify right side
    67,727.67x = 3,819,993,999.60
  5. Step 5: Solve for x
    x = 3,819,993,999.60/67,727.67
  6. Step 6: Final answer
    x = 56,402.27

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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.