Home / 304,328.04-419,985.09-168,359.64

Finding the Fourth Proportional to 304,328.04, 419,985.09 and 168,359.64

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Solution

The fourth proportional to 304,328.04, 419,985.09 and 168,359.64 is: 232,343.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,328.04 : 419,985.09 = 168,359.64 : x
  2. Step 2: Convert to fraction form
    304,328.04/419,985.09 = 168,359.64/x
  3. Step 3: Cross multiply
    304,328.04x = 419,985.09 × 168,359.64
  4. Step 4: Simplify right side
    304,328.04x = 70,708,538,557.77
  5. Step 5: Solve for x
    x = 70,708,538,557.77/304,328.04
  6. Step 6: Final answer
    x = 232,343.16

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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.