Home / 236,288.61-326,020.41-151,520.49

Finding the Fourth Proportional to 236,288.61, 326,020.41 and 151,520.49

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Solution

The fourth proportional to 236,288.61, 326,020.41 and 151,520.49 is: 209,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,288.61 : 326,020.41 = 151,520.49 : x
  2. Step 2: Convert to fraction form
    236,288.61/326,020.41 = 151,520.49/x
  3. Step 3: Cross multiply
    236,288.61x = 326,020.41 × 151,520.49
  4. Step 4: Simplify right side
    236,288.61x = 49,398,772,273.20
  5. Step 5: Solve for x
    x = 49,398,772,273.20/236,288.61
  6. Step 6: Final answer
    x = 209,061.17

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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.