Home / 70,220.42-96,892.98-40,006.34

Finding the Fourth Proportional to 70,220.42, 96,892.98 and 40,006.34

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Solution

The fourth proportional to 70,220.42, 96,892.98 and 40,006.34 is: 55,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,220.42 : 96,892.98 = 40,006.34 : x
  2. Step 2: Convert to fraction form
    70,220.42/96,892.98 = 40,006.34/x
  3. Step 3: Cross multiply
    70,220.42x = 96,892.98 × 40,006.34
  4. Step 4: Simplify right side
    70,220.42x = 3,876,333,501.49
  5. Step 5: Solve for x
    x = 3,876,333,501.49/70,220.42
  6. Step 6: Final answer
    x = 55,202.37

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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.