Home / 300,927.04-415,269.12-173,599.36

Finding the Fourth Proportional to 300,927.04, 415,269.12 and 173,599.36

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Solution

The fourth proportional to 300,927.04, 415,269.12 and 173,599.36 is: 239,561.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,927.04 : 415,269.12 = 173,599.36 : x
  2. Step 2: Convert to fraction form
    300,927.04/415,269.12 = 173,599.36/x
  3. Step 3: Cross multiply
    300,927.04x = 415,269.12 × 173,599.36
  4. Step 4: Simplify right side
    300,927.04x = 72,090,453,459.76
  5. Step 5: Solve for x
    x = 72,090,453,459.76/300,927.04
  6. Step 6: Final answer
    x = 239,561.24

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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.