Home / 170,717.40-256,076.10-117,573.30

Finding the Fourth Proportional to 170,717.40, 256,076.10 and 117,573.30

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Solution

The fourth proportional to 170,717.40, 256,076.10 and 117,573.30 is: 176,359.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,717.40 : 256,076.10 = 117,573.30 : x
  2. Step 2: Convert to fraction form
    170,717.40/256,076.10 = 117,573.30/x
  3. Step 3: Cross multiply
    170,717.40x = 256,076.10 × 117,573.30
  4. Step 4: Simplify right side
    170,717.40x = 30,107,712,128.13
  5. Step 5: Solve for x
    x = 30,107,712,128.13/170,717.40
  6. Step 6: Final answer
    x = 176,359.95

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1.5x scale

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.