Home / 256,476.10-353,926.02-141,748.82

Finding the Fourth Proportional to 256,476.10, 353,926.02 and 141,748.82

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Solution

The fourth proportional to 256,476.10, 353,926.02 and 141,748.82 is: 195,607.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,476.10 : 353,926.02 = 141,748.82 : x
  2. Step 2: Convert to fraction form
    256,476.10/353,926.02 = 141,748.82/x
  3. Step 3: Cross multiply
    256,476.10x = 353,926.02 × 141,748.82
  4. Step 4: Simplify right side
    256,476.10x = 50,168,595,702.30
  5. Step 5: Solve for x
    x = 50,168,595,702.30/256,476.10
  6. Step 6: Final answer
    x = 195,607.29

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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.