Home / 256,664.93-354,195.53-141,948.41

Finding the Fourth Proportional to 256,664.93, 354,195.53 and 141,948.41

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Solution

The fourth proportional to 256,664.93, 354,195.53 and 141,948.41 is: 195,887.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,664.93 : 354,195.53 = 141,948.41 : x
  2. Step 2: Convert to fraction form
    256,664.93/354,195.53 = 141,948.41/x
  3. Step 3: Cross multiply
    256,664.93x = 354,195.53 × 141,948.41
  4. Step 4: Simplify right side
    256,664.93x = 50,277,492,312.61
  5. Step 5: Solve for x
    x = 50,277,492,312.61/256,664.93
  6. Step 6: Final answer
    x = 195,887.66

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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.