Home / 242,213.48-334,257.62-133,330.40

Finding the Fourth Proportional to 242,213.48, 334,257.62 and 133,330.40

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Solution

The fourth proportional to 242,213.48, 334,257.62 and 133,330.40 is: 183,997.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,213.48 : 334,257.62 = 133,330.40 : x
  2. Step 2: Convert to fraction form
    242,213.48/334,257.62 = 133,330.40/x
  3. Step 3: Cross multiply
    242,213.48x = 334,257.62 × 133,330.40
  4. Step 4: Simplify right side
    242,213.48x = 44,566,702,177.65
  5. Step 5: Solve for x
    x = 44,566,702,177.65/242,213.48
  6. Step 6: Final answer
    x = 183,997.61

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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.