Home / 117,556.90-176,335.35-115,807.30

Finding the Fourth Proportional to 117,556.90, 176,335.35 and 115,807.30

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Solution

The fourth proportional to 117,556.90, 176,335.35 and 115,807.30 is: 173,710.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,556.90 : 176,335.35 = 115,807.30 : x
  2. Step 2: Convert to fraction form
    117,556.90/176,335.35 = 115,807.30/x
  3. Step 3: Cross multiply
    117,556.90x = 176,335.35 × 115,807.30
  4. Step 4: Simplify right side
    117,556.90x = 20,420,920,778.06
  5. Step 5: Solve for x
    x = 20,420,920,778.06/117,556.90
  6. Step 6: Final answer
    x = 173,710.95

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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.