Home / 40,401.61-60,602.43-19,336.70

Finding the Fourth Proportional to 40,401.61, 60,602.43 and 19,336.70

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Solution

The fourth proportional to 40,401.61, 60,602.43 and 19,336.70 is: 29,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,401.61 : 60,602.43 = 19,336.70 : x
  2. Step 2: Convert to fraction form
    40,401.61/60,602.43 = 19,336.70/x
  3. Step 3: Cross multiply
    40,401.61x = 60,602.43 × 19,336.70
  4. Step 4: Simplify right side
    40,401.61x = 1,171,850,705.17
  5. Step 5: Solve for x
    x = 1,171,850,705.17/40,401.61
  6. Step 6: Final answer
    x = 29,005.05

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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.