Home / 118,401.32-163,394.18-68,097

Finding the Fourth Proportional to 118,401.32, 163,394.18 and 68,097

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Solution

The fourth proportional to 118,401.32, 163,394.18 and 68,097 is: 93,974.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,401.32 : 163,394.18 = 68,097 : x
  2. Step 2: Convert to fraction form
    118,401.32/163,394.18 = 68,097/x
  3. Step 3: Cross multiply
    118,401.32x = 163,394.18 × 68,097
  4. Step 4: Simplify right side
    118,401.32x = 11,126,653,475.46
  5. Step 5: Solve for x
    x = 11,126,653,475.46/118,401.32
  6. Step 6: Final answer
    x = 93,974.07

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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.