Home / 233,200.20-349,541.10-100,057.80

Finding the Fourth Proportional to 233,200.20, 349,541.10 and 100,057.80

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Solution

The fourth proportional to 233,200.20, 349,541.10 and 100,057.80 is: 149,975.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,200.20 : 349,541.10 = 100,057.80 : x
  2. Step 2: Convert to fraction form
    233,200.20/349,541.10 = 100,057.80/x
  3. Step 3: Cross multiply
    233,200.20x = 349,541.10 × 100,057.80
  4. Step 4: Simplify right side
    233,200.20x = 34,974,313,475.58
  5. Step 5: Solve for x
    x = 34,974,313,475.58/233,200.20
  6. Step 6: Final answer
    x = 149,975.49

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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.