Home / 256,035.80-353,326.38-141,315.32

Finding the Fourth Proportional to 256,035.80, 353,326.38 and 141,315.32

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Solution

The fourth proportional to 256,035.80, 353,326.38 and 141,315.32 is: 195,013.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,035.80 : 353,326.38 = 141,315.32 : x
  2. Step 2: Convert to fraction form
    256,035.80/353,326.38 = 141,315.32/x
  3. Step 3: Cross multiply
    256,035.80x = 353,326.38 × 141,315.32
  4. Step 4: Simplify right side
    256,035.80x = 49,930,430,454.14
  5. Step 5: Solve for x
    x = 49,930,430,454.14/256,035.80
  6. Step 6: Final answer
    x = 195,013.47

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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.