Home / 176,147.94-243,127.40-108,181.12

Finding the Fourth Proportional to 176,147.94, 243,127.40 and 108,181.12

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Solution

The fourth proportional to 176,147.94, 243,127.40 and 108,181.12 is: 149,316.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,147.94 : 243,127.40 = 108,181.12 : x
  2. Step 2: Convert to fraction form
    176,147.94/243,127.40 = 108,181.12/x
  3. Step 3: Cross multiply
    176,147.94x = 243,127.40 × 108,181.12
  4. Step 4: Simplify right side
    176,147.94x = 26,301,794,434.69
  5. Step 5: Solve for x
    x = 26,301,794,434.69/176,147.94
  6. Step 6: Final answer
    x = 149,316.50

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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.