Home / 238,035.72-328,190.40-174,262.80

Finding the Fourth Proportional to 238,035.72, 328,190.40 and 174,262.80

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Solution

The fourth proportional to 238,035.72, 328,190.40 and 174,262.80 is: 240,263.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,035.72 : 328,190.40 = 174,262.80 : x
  2. Step 2: Convert to fraction form
    238,035.72/328,190.40 = 174,262.80/x
  3. Step 3: Cross multiply
    238,035.72x = 328,190.40 × 174,262.80
  4. Step 4: Simplify right side
    238,035.72x = 57,191,378,037.12
  5. Step 5: Solve for x
    x = 57,191,378,037.12/238,035.72
  6. Step 6: Final answer
    x = 240,263.85

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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.