Home / 249,545.64-344,380.50-136,370.28

Finding the Fourth Proportional to 249,545.64, 344,380.50 and 136,370.28

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Solution

The fourth proportional to 249,545.64, 344,380.50 and 136,370.28 is: 188,195.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,545.64 : 344,380.50 = 136,370.28 : x
  2. Step 2: Convert to fraction form
    249,545.64/344,380.50 = 136,370.28/x
  3. Step 3: Cross multiply
    249,545.64x = 344,380.50 × 136,370.28
  4. Step 4: Simplify right side
    249,545.64x = 46,963,265,211.54
  5. Step 5: Solve for x
    x = 46,963,265,211.54/249,545.64
  6. Step 6: Final answer
    x = 188,195.09

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1.5x scale

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.