Home / 178,401.90-246,206.01-117,866.34

Finding the Fourth Proportional to 178,401.90, 246,206.01 and 117,866.34

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Solution

The fourth proportional to 178,401.90, 246,206.01 and 117,866.34 is: 162,663.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,401.90 : 246,206.01 = 117,866.34 : x
  2. Step 2: Convert to fraction form
    178,401.90/246,206.01 = 117,866.34/x
  3. Step 3: Cross multiply
    178,401.90x = 246,206.01 × 117,866.34
  4. Step 4: Simplify right side
    178,401.90x = 29,019,401,284.70
  5. Step 5: Solve for x
    x = 29,019,401,284.70/178,401.90
  6. Step 6: Final answer
    x = 162,663.07

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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.