Home / 70,237.55-96,909.14-40,022.23

Finding the Fourth Proportional to 70,237.55, 96,909.14 and 40,022.23

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Solution

The fourth proportional to 70,237.55, 96,909.14 and 40,022.23 is: 55,220.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,237.55 : 96,909.14 = 40,022.23 : x
  2. Step 2: Convert to fraction form
    70,237.55/96,909.14 = 40,022.23/x
  3. Step 3: Cross multiply
    70,237.55x = 96,909.14 × 40,022.23
  4. Step 4: Simplify right side
    70,237.55x = 3,878,519,747.96
  5. Step 5: Solve for x
    x = 3,878,519,747.96/70,237.55
  6. Step 6: Final answer
    x = 55,220.03

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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.