Home / 70,739.59-97,591.84-40,106.23

Finding the Fourth Proportional to 70,739.59, 97,591.84 and 40,106.23

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Solution

The fourth proportional to 70,739.59, 97,591.84 and 40,106.23 is: 55,330.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,739.59 : 97,591.84 = 40,106.23 : x
  2. Step 2: Convert to fraction form
    70,739.59/97,591.84 = 40,106.23/x
  3. Step 3: Cross multiply
    70,739.59x = 97,591.84 × 40,106.23
  4. Step 4: Simplify right side
    70,739.59x = 3,914,040,802.89
  5. Step 5: Solve for x
    x = 3,914,040,802.89/70,739.59
  6. Step 6: Final answer
    x = 55,330.27

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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.