Home / 256,767.96-354,333.18-142,050.92

Finding the Fourth Proportional to 256,767.96, 354,333.18 and 142,050.92

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Solution

The fourth proportional to 256,767.96, 354,333.18 and 142,050.92 is: 196,026.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,767.96 : 354,333.18 = 142,050.92 : x
  2. Step 2: Convert to fraction form
    256,767.96/354,333.18 = 142,050.92/x
  3. Step 3: Cross multiply
    256,767.96x = 354,333.18 × 142,050.92
  4. Step 4: Simplify right side
    256,767.96x = 50,333,354,205.53
  5. Step 5: Solve for x
    x = 50,333,354,205.53/256,767.96
  6. Step 6: Final answer
    x = 196,026.62

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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.