Home / 133,946.10-201,149.55-94,778.10

Finding the Fourth Proportional to 133,946.10, 201,149.55 and 94,778.10

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Solution

The fourth proportional to 133,946.10, 201,149.55 and 94,778.10 is: 142,330.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,946.10 : 201,149.55 = 94,778.10 : x
  2. Step 2: Convert to fraction form
    133,946.10/201,149.55 = 94,778.10/x
  3. Step 3: Cross multiply
    133,946.10x = 201,149.55 × 94,778.10
  4. Step 4: Simplify right side
    133,946.10x = 19,064,572,164.86
  5. Step 5: Solve for x
    x = 19,064,572,164.86/133,946.10
  6. Step 6: Final answer
    x = 142,330.18

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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.