Home / 173,192.54-239,010.39-105,193.92

Finding the Fourth Proportional to 173,192.54, 239,010.39 and 105,193.92

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Solution

The fourth proportional to 173,192.54, 239,010.39 and 105,193.92 is: 145,170.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,192.54 : 239,010.39 = 105,193.92 : x
  2. Step 2: Convert to fraction form
    173,192.54/239,010.39 = 105,193.92/x
  3. Step 3: Cross multiply
    173,192.54x = 239,010.39 × 105,193.92
  4. Step 4: Simplify right side
    173,192.54x = 25,142,439,844.83
  5. Step 5: Solve for x
    x = 25,142,439,844.83/173,192.54
  6. Step 6: Final answer
    x = 145,170.46

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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.