Home / 249,431.88-344,223.56-136,261.92

Finding the Fourth Proportional to 249,431.88, 344,223.56 and 136,261.92

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Solution

The fourth proportional to 249,431.88, 344,223.56 and 136,261.92 is: 188,045.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,431.88 : 344,223.56 = 136,261.92 : x
  2. Step 2: Convert to fraction form
    249,431.88/344,223.56 = 136,261.92/x
  3. Step 3: Cross multiply
    249,431.88x = 344,223.56 × 136,261.92
  4. Step 4: Simplify right side
    249,431.88x = 46,904,563,194.84
  5. Step 5: Solve for x
    x = 46,904,563,194.84/249,431.88
  6. Step 6: Final answer
    x = 188,045.58

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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.