Home / 116,946.12-161,427.14-69,199.36

Finding the Fourth Proportional to 116,946.12, 161,427.14 and 69,199.36

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Solution

The fourth proportional to 116,946.12, 161,427.14 and 69,199.36 is: 95,519.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,946.12 : 161,427.14 = 69,199.36 : x
  2. Step 2: Convert to fraction form
    116,946.12/161,427.14 = 69,199.36/x
  3. Step 3: Cross multiply
    116,946.12x = 161,427.14 × 69,199.36
  4. Step 4: Simplify right side
    116,946.12x = 11,170,654,774.63
  5. Step 5: Solve for x
    x = 11,170,654,774.63/116,946.12
  6. Step 6: Final answer
    x = 95,519.67

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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.