Home / 194,853.02-268,868.27-118,332.20

Finding the Fourth Proportional to 194,853.02, 268,868.27 and 118,332.20

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Solution

The fourth proportional to 194,853.02, 268,868.27 and 118,332.20 is: 163,280.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,853.02 : 268,868.27 = 118,332.20 : x
  2. Step 2: Convert to fraction form
    194,853.02/268,868.27 = 118,332.20/x
  3. Step 3: Cross multiply
    194,853.02x = 268,868.27 × 118,332.20
  4. Step 4: Simplify right side
    194,853.02x = 31,815,771,963.29
  5. Step 5: Solve for x
    x = 31,815,771,963.29/194,853.02
  6. Step 6: Final answer
    x = 163,280.88

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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.