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Finding the Fourth Proportional to 173,275, 239,119.56 and 97,828.36

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Solution

The fourth proportional to 173,275, 239,119.56 and 97,828.36 is: 135,003.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,275 : 239,119.56 = 97,828.36 : x
  2. Step 2: Convert to fraction form
    173,275/239,119.56 = 97,828.36/x
  3. Step 3: Cross multiply
    173,275x = 239,119.56 × 97,828.36
  4. Step 4: Simplify right side
    173,275x = 23,392,674,398.72
  5. Step 5: Solve for x
    x = 23,392,674,398.72/173,275
  6. Step 6: Final answer
    x = 135,003.17

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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.