Home / 193,521.76-290,315.49-60,399.07

Finding the Fourth Proportional to 193,521.76, 290,315.49 and 60,399.07

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Solution

The fourth proportional to 193,521.76, 290,315.49 and 60,399.07 is: 90,608.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,521.76 : 290,315.49 = 60,399.07 : x
  2. Step 2: Convert to fraction form
    193,521.76/290,315.49 = 60,399.07/x
  3. Step 3: Cross multiply
    193,521.76x = 290,315.49 × 60,399.07
  4. Step 4: Simplify right side
    193,521.76x = 17,534,785,602.59
  5. Step 5: Solve for x
    x = 17,534,785,602.59/193,521.76
  6. Step 6: Final answer
    x = 90,608.86

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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.