Home / 287,949.24-397,302.30-174,750.12

Finding the Fourth Proportional to 287,949.24, 397,302.30 and 174,750.12

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Solution

The fourth proportional to 287,949.24, 397,302.30 and 174,750.12 is: 241,114.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,949.24 : 397,302.30 = 174,750.12 : x
  2. Step 2: Convert to fraction form
    287,949.24/397,302.30 = 174,750.12/x
  3. Step 3: Cross multiply
    287,949.24x = 397,302.30 × 174,750.12
  4. Step 4: Simplify right side
    287,949.24x = 69,428,624,601.28
  5. Step 5: Solve for x
    x = 69,428,624,601.28/287,949.24
  6. Step 6: Final answer
    x = 241,114.11

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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.