Home / 173,192.28-238,979.72-105,173.88

Finding the Fourth Proportional to 173,192.28, 238,979.72 and 105,173.88

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Solution

The fourth proportional to 173,192.28, 238,979.72 and 105,173.88 is: 145,124.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,192.28 : 238,979.72 = 105,173.88 : x
  2. Step 2: Convert to fraction form
    173,192.28/238,979.72 = 105,173.88/x
  3. Step 3: Cross multiply
    173,192.28x = 238,979.72 × 105,173.88
  4. Step 4: Simplify right side
    173,192.28x = 25,134,424,393.71
  5. Step 5: Solve for x
    x = 25,134,424,393.71/173,192.28
  6. Step 6: Final answer
    x = 145,124.39

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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.