Home / 174,040.12-240,170.70-102,424.36

Finding the Fourth Proportional to 174,040.12, 240,170.70 and 102,424.36

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Solution

The fourth proportional to 174,040.12, 240,170.70 and 102,424.36 is: 141,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,040.12 : 240,170.70 = 102,424.36 : x
  2. Step 2: Convert to fraction form
    174,040.12/240,170.70 = 102,424.36/x
  3. Step 3: Cross multiply
    174,040.12x = 240,170.70 × 102,424.36
  4. Step 4: Simplify right side
    174,040.12x = 24,599,330,238.25
  5. Step 5: Solve for x
    x = 24,599,330,238.25/174,040.12
  6. Step 6: Final answer
    x = 141,342.87

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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.