Home / 317,112.23-437,611.61-173,872.04

Finding the Fourth Proportional to 317,112.23, 437,611.61 and 173,872.04

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Solution

The fourth proportional to 317,112.23, 437,611.61 and 173,872.04 is: 239,941.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,112.23 : 437,611.61 = 173,872.04 : x
  2. Step 2: Convert to fraction form
    317,112.23/437,611.61 = 173,872.04/x
  3. Step 3: Cross multiply
    317,112.23x = 437,611.61 × 173,872.04
  4. Step 4: Simplify right side
    317,112.23x = 76,088,421,605.01
  5. Step 5: Solve for x
    x = 76,088,421,605.01/317,112.23
  6. Step 6: Final answer
    x = 239,941.62

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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.