Home / 105,003.40-157,404.30-34,846.60

Finding the Fourth Proportional to 105,003.40, 157,404.30 and 34,846.60

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Solution

The fourth proportional to 105,003.40, 157,404.30 and 34,846.60 is: 52,236.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,003.40 : 157,404.30 = 34,846.60 : x
  2. Step 2: Convert to fraction form
    105,003.40/157,404.30 = 34,846.60/x
  3. Step 3: Cross multiply
    105,003.40x = 157,404.30 × 34,846.60
  4. Step 4: Simplify right side
    105,003.40x = 5,485,004,680.38
  5. Step 5: Solve for x
    x = 5,485,004,680.38/105,003.40
  6. Step 6: Final answer
    x = 52,236.45

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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.