Home / 249,941.75-344,919.62-136,764.50

Finding the Fourth Proportional to 249,941.75, 344,919.62 and 136,764.50

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Solution

The fourth proportional to 249,941.75, 344,919.62 and 136,764.50 is: 188,735.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,941.75 : 344,919.62 = 136,764.50 : x
  2. Step 2: Convert to fraction form
    249,941.75/344,919.62 = 136,764.50/x
  3. Step 3: Cross multiply
    249,941.75x = 344,919.62 × 136,764.50
  4. Step 4: Simplify right side
    249,941.75x = 47,172,758,685.67
  5. Step 5: Solve for x
    x = 47,172,758,685.67/249,941.75
  6. Step 6: Final answer
    x = 188,735.01

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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.