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Finding the Fourth Proportional to 173,955.54, 240,058.68 and 105,972.51

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Solution

The fourth proportional to 173,955.54, 240,058.68 and 105,972.51 is: 146,242.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,955.54 : 240,058.68 = 105,972.51 : x
  2. Step 2: Convert to fraction form
    173,955.54/240,058.68 = 105,972.51/x
  3. Step 3: Cross multiply
    173,955.54x = 240,058.68 × 105,972.51
  4. Step 4: Simplify right side
    173,955.54x = 25,439,620,866.89
  5. Step 5: Solve for x
    x = 25,439,620,866.89/173,955.54
  6. Step 6: Final answer
    x = 146,242.08

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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.