Home / 243,013.03-364,530.59-74,521.03

Finding the Fourth Proportional to 243,013.03, 364,530.59 and 74,521.03

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Solution

The fourth proportional to 243,013.03, 364,530.59 and 74,521.03 is: 111,784.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,013.03 : 364,530.59 = 74,521.03 : x
  2. Step 2: Convert to fraction form
    243,013.03/364,530.59 = 74,521.03/x
  3. Step 3: Cross multiply
    243,013.03x = 364,530.59 × 74,521.03
  4. Step 4: Simplify right side
    243,013.03x = 27,165,195,033.31
  5. Step 5: Solve for x
    x = 27,165,195,033.31/243,013.03
  6. Step 6: Final answer
    x = 111,784.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.