Home / 147,593.34-203,681.16-80,525.34

Finding the Fourth Proportional to 147,593.34, 203,681.16 and 80,525.34

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Solution

The fourth proportional to 147,593.34, 203,681.16 and 80,525.34 is: 111,126.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,593.34 : 203,681.16 = 80,525.34 : x
  2. Step 2: Convert to fraction form
    147,593.34/203,681.16 = 80,525.34/x
  3. Step 3: Cross multiply
    147,593.34x = 203,681.16 × 80,525.34
  4. Step 4: Simplify right side
    147,593.34x = 16,401,494,660.59
  5. Step 5: Solve for x
    x = 16,401,494,660.59/147,593.34
  6. Step 6: Final answer
    x = 111,126.25

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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.