Home / 237,612.69-327,905.51-130,186.79

Finding the Fourth Proportional to 237,612.69, 327,905.51 and 130,186.79

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Solution

The fourth proportional to 237,612.69, 327,905.51 and 130,186.79 is: 179,657.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,612.69 : 327,905.51 = 130,186.79 : x
  2. Step 2: Convert to fraction form
    237,612.69/327,905.51 = 130,186.79/x
  3. Step 3: Cross multiply
    237,612.69x = 327,905.51 × 130,186.79
  4. Step 4: Simplify right side
    237,612.69x = 42,688,965,119.28
  5. Step 5: Solve for x
    x = 42,688,965,119.28/237,612.69
  6. Step 6: Final answer
    x = 179,657.77

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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.