Home / 317,081.24-437,560.48-173,838.16

Finding the Fourth Proportional to 317,081.24, 437,560.48 and 173,838.16

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Solution

The fourth proportional to 317,081.24, 437,560.48 and 173,838.16 is: 239,890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,081.24 : 437,560.48 = 173,838.16 : x
  2. Step 2: Convert to fraction form
    317,081.24/437,560.48 = 173,838.16/x
  3. Step 3: Cross multiply
    317,081.24x = 437,560.48 × 173,838.16
  4. Step 4: Simplify right side
    317,081.24x = 76,064,708,731.92
  5. Step 5: Solve for x
    x = 76,064,708,731.92/317,081.24
  6. Step 6: Final answer
    x = 239,890.28

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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.