Home / 256,298.73-353,690.82-141,585.24

Finding the Fourth Proportional to 256,298.73, 353,690.82 and 141,585.24

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Solution

The fourth proportional to 256,298.73, 353,690.82 and 141,585.24 is: 195,386.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,298.73 : 353,690.82 = 141,585.24 : x
  2. Step 2: Convert to fraction form
    256,298.73/353,690.82 = 141,585.24/x
  3. Step 3: Cross multiply
    256,298.73x = 353,690.82 × 141,585.24
  4. Step 4: Simplify right side
    256,298.73x = 50,077,399,635.50
  5. Step 5: Solve for x
    x = 50,077,399,635.50/256,298.73
  6. Step 6: Final answer
    x = 195,386.84

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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.