Home / 249,691.75-344,574.62-136,514.50

Finding the Fourth Proportional to 249,691.75, 344,574.62 and 136,514.50

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Solution

The fourth proportional to 249,691.75, 344,574.62 and 136,514.50 is: 188,390.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,691.75 : 344,574.62 = 136,514.50 : x
  2. Step 2: Convert to fraction form
    249,691.75/344,574.62 = 136,514.50/x
  3. Step 3: Cross multiply
    249,691.75x = 344,574.62 × 136,514.50
  4. Step 4: Simplify right side
    249,691.75x = 47,039,431,279.42
  5. Step 5: Solve for x
    x = 47,039,431,279.42/249,691.75
  6. Step 6: Final answer
    x = 188,390.01

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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.