Home / 237,339.69-327,526.01-128,441.51

Finding the Fourth Proportional to 237,339.69, 327,526.01 and 128,441.51

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Solution

The fourth proportional to 237,339.69, 327,526.01 and 128,441.51 is: 177,247.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,339.69 : 327,526.01 = 128,441.51 : x
  2. Step 2: Convert to fraction form
    237,339.69/327,526.01 = 128,441.51/x
  3. Step 3: Cross multiply
    237,339.69x = 327,526.01 × 128,441.51
  4. Step 4: Simplify right side
    237,339.69x = 42,067,933,008.84
  5. Step 5: Solve for x
    x = 42,067,933,008.84/237,339.69
  6. Step 6: Final answer
    x = 177,247.78

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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.