Home / 249,346.53-344,099.48-136,169.28

Finding the Fourth Proportional to 249,346.53, 344,099.48 and 136,169.28

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Solution

The fourth proportional to 249,346.53, 344,099.48 and 136,169.28 is: 187,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,346.53 : 344,099.48 = 136,169.28 : x
  2. Step 2: Convert to fraction form
    249,346.53/344,099.48 = 136,169.28/x
  3. Step 3: Cross multiply
    249,346.53x = 344,099.48 × 136,169.28
  4. Step 4: Simplify right side
    249,346.53x = 46,855,777,759.13
  5. Step 5: Solve for x
    x = 46,855,777,759.13/249,346.53
  6. Step 6: Final answer
    x = 187,914.30

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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.