Home / 70,223.04-105,365.52-25,839.36

Finding the Fourth Proportional to 70,223.04, 105,365.52 and 25,839.36

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Solution

The fourth proportional to 70,223.04, 105,365.52 and 25,839.36 is: 38,770.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,223.04 : 105,365.52 = 25,839.36 : x
  2. Step 2: Convert to fraction form
    70,223.04/105,365.52 = 25,839.36/x
  3. Step 3: Cross multiply
    70,223.04x = 105,365.52 × 25,839.36
  4. Step 4: Simplify right side
    70,223.04x = 2,722,577,602.87
  5. Step 5: Solve for x
    x = 2,722,577,602.87/70,223.04
  6. Step 6: Final answer
    x = 38,770.43

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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.