Home / 233,785.05-322,740.69-153,335.85

Finding the Fourth Proportional to 233,785.05, 322,740.69 and 153,335.85

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Solution

The fourth proportional to 233,785.05, 322,740.69 and 153,335.85 is: 211,680.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,785.05 : 322,740.69 = 153,335.85 : x
  2. Step 2: Convert to fraction form
    233,785.05/322,740.69 = 153,335.85/x
  3. Step 3: Cross multiply
    233,785.05x = 322,740.69 × 153,335.85
  4. Step 4: Simplify right side
    233,785.05x = 49,487,718,030.74
  5. Step 5: Solve for x
    x = 49,487,718,030.74/233,785.05
  6. Step 6: Final answer
    x = 211,680.42

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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.