Home / 249,571.28-344,310.70-153,911.92

Finding the Fourth Proportional to 249,571.28, 344,310.70 and 153,911.92

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Solution

The fourth proportional to 249,571.28, 344,310.70 and 153,911.92 is: 212,338.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,571.28 : 344,310.70 = 153,911.92 : x
  2. Step 2: Convert to fraction form
    249,571.28/344,310.70 = 153,911.92/x
  3. Step 3: Cross multiply
    249,571.28x = 344,310.70 × 153,911.92
  4. Step 4: Simplify right side
    249,571.28x = 52,993,520,913.54
  5. Step 5: Solve for x
    x = 52,993,520,913.54/249,571.28
  6. Step 6: Final answer
    x = 212,338.22

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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.