Home / 233,732.30-322,573.26-138,269.72

Finding the Fourth Proportional to 233,732.30, 322,573.26 and 138,269.72

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Solution

The fourth proportional to 233,732.30, 322,573.26 and 138,269.72 is: 190,825.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,732.30 : 322,573.26 = 138,269.72 : x
  2. Step 2: Convert to fraction form
    233,732.30/322,573.26 = 138,269.72/x
  3. Step 3: Cross multiply
    233,732.30x = 322,573.26 × 138,269.72
  4. Step 4: Simplify right side
    233,732.30x = 44,602,114,339.69
  5. Step 5: Solve for x
    x = 44,602,114,339.69/233,732.30
  6. Step 6: Final answer
    x = 190,825.63

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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.