Home / 173,192.04-239,009.70-105,193.42

Finding the Fourth Proportional to 173,192.04, 239,009.70 and 105,193.42

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Solution

The fourth proportional to 173,192.04, 239,009.70 and 105,193.42 is: 145,169.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,192.04 : 239,009.70 = 105,193.42 : x
  2. Step 2: Convert to fraction form
    173,192.04/239,009.70 = 105,193.42/x
  3. Step 3: Cross multiply
    173,192.04x = 239,009.70 × 105,193.42
  4. Step 4: Simplify right side
    173,192.04x = 25,142,247,756.17
  5. Step 5: Solve for x
    x = 25,142,247,756.17/173,192.04
  6. Step 6: Final answer
    x = 145,169.77

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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.