Home / 346,495.50-519,743.28-83,839.50

Finding the Fourth Proportional to 346,495.50, 519,743.28 and 83,839.50

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Solution

The fourth proportional to 346,495.50, 519,743.28 and 83,839.50 is: 125,759.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,495.50 : 519,743.28 = 83,839.50 : x
  2. Step 2: Convert to fraction form
    346,495.50/519,743.28 = 83,839.50/x
  3. Step 3: Cross multiply
    346,495.50x = 519,743.28 × 83,839.50
  4. Step 4: Simplify right side
    346,495.50x = 43,575,016,723.56
  5. Step 5: Solve for x
    x = 43,575,016,723.56/346,495.50
  6. Step 6: Final answer
    x = 125,759.26

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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.