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Finding the Fourth Proportional to 173,820.56, 239,872.32 and 94,332.56

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Solution

The fourth proportional to 173,820.56, 239,872.32 and 94,332.56 is: 130,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,820.56 : 239,872.32 = 94,332.56 : x
  2. Step 2: Convert to fraction form
    173,820.56/239,872.32 = 94,332.56/x
  3. Step 3: Cross multiply
    173,820.56x = 239,872.32 × 94,332.56
  4. Step 4: Simplify right side
    173,820.56x = 22,627,770,018.74
  5. Step 5: Solve for x
    x = 22,627,770,018.74/173,820.56
  6. Step 6: Final answer
    x = 130,178.90

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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.