Home / 317,110.72-437,609.46-173,870.41

Finding the Fourth Proportional to 317,110.72, 437,609.46 and 173,870.41

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Solution

The fourth proportional to 317,110.72, 437,609.46 and 173,870.41 is: 239,939.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,110.72 : 437,609.46 = 173,870.41 : x
  2. Step 2: Convert to fraction form
    317,110.72/437,609.46 = 173,870.41/x
  3. Step 3: Cross multiply
    317,110.72x = 437,609.46 × 173,870.41
  4. Step 4: Simplify right side
    317,110.72x = 76,087,336,230.08
  5. Step 5: Solve for x
    x = 76,087,336,230.08/317,110.72
  6. Step 6: Final answer
    x = 239,939.34

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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.