Home / 176,336.40-264,549.35-81,634.95

Finding the Fourth Proportional to 176,336.40, 264,549.35 and 81,634.95

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Solution

The fourth proportional to 176,336.40, 264,549.35 and 81,634.95 is: 122,473.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,336.40 : 264,549.35 = 81,634.95 : x
  2. Step 2: Convert to fraction form
    176,336.40/264,549.35 = 81,634.95/x
  3. Step 3: Cross multiply
    176,336.40x = 264,549.35 × 81,634.95
  4. Step 4: Simplify right side
    176,336.40x = 21,596,472,959.78
  5. Step 5: Solve for x
    x = 21,596,472,959.78/176,336.40
  6. Step 6: Final answer
    x = 122,473.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.