Home / 334,720.10-502,076.95-82,001.70

Finding the Fourth Proportional to 334,720.10, 502,076.95 and 82,001.70

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Solution

The fourth proportional to 334,720.10, 502,076.95 and 82,001.70 is: 123,001.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,720.10 : 502,076.95 = 82,001.70 : x
  2. Step 2: Convert to fraction form
    334,720.10/502,076.95 = 82,001.70/x
  3. Step 3: Cross multiply
    334,720.10x = 502,076.95 × 82,001.70
  4. Step 4: Simplify right side
    334,720.10x = 41,171,163,430.82
  5. Step 5: Solve for x
    x = 41,171,163,430.82/334,720.10
  6. Step 6: Final answer
    x = 123,001.77

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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.