Home / 249,191.78-343,852.51-140,282.37

Finding the Fourth Proportional to 249,191.78, 343,852.51 and 140,282.37

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Solution

The fourth proportional to 249,191.78, 343,852.51 and 140,282.37 is: 193,571.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,191.78 : 343,852.51 = 140,282.37 : x
  2. Step 2: Convert to fraction form
    249,191.78/343,852.51 = 140,282.37/x
  3. Step 3: Cross multiply
    249,191.78x = 343,852.51 × 140,282.37
  4. Step 4: Simplify right side
    249,191.78x = 48,236,445,033.25
  5. Step 5: Solve for x
    x = 48,236,445,033.25/249,191.78
  6. Step 6: Final answer
    x = 193,571.57

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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.