Home / 256,058.24-353,360.76-142,881.32

Finding the Fourth Proportional to 256,058.24, 353,360.76 and 142,881.32

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Solution

The fourth proportional to 256,058.24, 353,360.76 and 142,881.32 is: 197,176.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,058.24 : 353,360.76 = 142,881.32 : x
  2. Step 2: Convert to fraction form
    256,058.24/353,360.76 = 142,881.32/x
  3. Step 3: Cross multiply
    256,058.24x = 353,360.76 × 142,881.32
  4. Step 4: Simplify right side
    256,058.24x = 50,488,651,825.00
  5. Step 5: Solve for x
    x = 50,488,651,825.00/256,058.24
  6. Step 6: Final answer
    x = 197,176.44

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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.