Home / 196,393.81-271,127.02-132,200.55

Finding the Fourth Proportional to 196,393.81, 271,127.02 and 132,200.55

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Solution

The fourth proportional to 196,393.81, 271,127.02 and 132,200.55 is: 182,506.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,393.81 : 271,127.02 = 132,200.55 : x
  2. Step 2: Convert to fraction form
    196,393.81/271,127.02 = 132,200.55/x
  3. Step 3: Cross multiply
    196,393.81x = 271,127.02 × 132,200.55
  4. Step 4: Simplify right side
    196,393.81x = 35,843,140,312.39
  5. Step 5: Solve for x
    x = 35,843,140,312.39/196,393.81
  6. Step 6: Final answer
    x = 182,506.47

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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.