Home / 316,948.52-437,392.38-173,705.48

Finding the Fourth Proportional to 316,948.52, 437,392.38 and 173,705.48

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Solution

The fourth proportional to 316,948.52, 437,392.38 and 173,705.48 is: 239,715.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,948.52 : 437,392.38 = 173,705.48 : x
  2. Step 2: Convert to fraction form
    316,948.52/437,392.38 = 173,705.48/x
  3. Step 3: Cross multiply
    316,948.52x = 437,392.38 × 173,705.48
  4. Step 4: Simplify right side
    316,948.52x = 75,977,453,316.24
  5. Step 5: Solve for x
    x = 75,977,453,316.24/316,948.52
  6. Step 6: Final answer
    x = 239,715.44

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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.