Home / 173,199.33-238,989.42-105,180.84

Finding the Fourth Proportional to 173,199.33, 238,989.42 and 105,180.84

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Solution

The fourth proportional to 173,199.33, 238,989.42 and 105,180.84 is: 145,133.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,199.33 : 238,989.42 = 105,180.84 : x
  2. Step 2: Convert to fraction form
    173,199.33/238,989.42 = 105,180.84/x
  3. Step 3: Cross multiply
    173,199.33x = 238,989.42 × 105,180.84
  4. Step 4: Simplify right side
    173,199.33x = 25,137,107,946.71
  5. Step 5: Solve for x
    x = 25,137,107,946.71/173,199.33
  6. Step 6: Final answer
    x = 145,133.98

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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.