Home / 249,856.25-344,801.63-136,681.43

Finding the Fourth Proportional to 249,856.25, 344,801.63 and 136,681.43

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Solution

The fourth proportional to 249,856.25, 344,801.63 and 136,681.43 is: 188,620.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,856.25 : 344,801.63 = 136,681.43 : x
  2. Step 2: Convert to fraction form
    249,856.25/344,801.63 = 136,681.43/x
  3. Step 3: Cross multiply
    249,856.25x = 344,801.63 × 136,681.43
  4. Step 4: Simplify right side
    249,856.25x = 47,127,979,854.73
  5. Step 5: Solve for x
    x = 47,127,979,854.73/249,856.25
  6. Step 6: Final answer
    x = 188,620.38

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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.