Home / 233,458.03-322,158.86-137,973.61

Finding the Fourth Proportional to 233,458.03, 322,158.86 and 137,973.61

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Solution

The fourth proportional to 233,458.03, 322,158.86 and 137,973.61 is: 190,395.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,458.03 : 322,158.86 = 137,973.61 : x
  2. Step 2: Convert to fraction form
    233,458.03/322,158.86 = 137,973.61/x
  3. Step 3: Cross multiply
    233,458.03x = 322,158.86 × 137,973.61
  4. Step 4: Simplify right side
    233,458.03x = 44,449,419,296.89
  5. Step 5: Solve for x
    x = 44,449,419,296.89/233,458.03
  6. Step 6: Final answer
    x = 190,395.77

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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.