Home / 256,577.04-354,045.78-141,840.18

Finding the Fourth Proportional to 256,577.04, 354,045.78 and 141,840.18

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Solution

The fourth proportional to 256,577.04, 354,045.78 and 141,840.18 is: 195,722.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,577.04 : 354,045.78 = 141,840.18 : x
  2. Step 2: Convert to fraction form
    256,577.04/354,045.78 = 141,840.18/x
  3. Step 3: Cross multiply
    256,577.04x = 354,045.78 × 141,840.18
  4. Step 4: Simplify right side
    256,577.04x = 50,217,917,163.44
  5. Step 5: Solve for x
    x = 50,217,917,163.44/256,577.04
  6. Step 6: Final answer
    x = 195,722.57

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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.