Home / 149,035.44-223,549.92-70,105.92

Finding the Fourth Proportional to 149,035.44, 223,549.92 and 70,105.92

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Solution

The fourth proportional to 149,035.44, 223,549.92 and 70,105.92 is: 105,157.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,035.44 : 223,549.92 = 70,105.92 : x
  2. Step 2: Convert to fraction form
    149,035.44/223,549.92 = 70,105.92/x
  3. Step 3: Cross multiply
    149,035.44x = 223,549.92 × 70,105.92
  4. Step 4: Simplify right side
    149,035.44x = 15,672,172,807.53
  5. Step 5: Solve for x
    x = 15,672,172,807.53/149,035.44
  6. Step 6: Final answer
    x = 105,157.36

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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.