Home / 249,216.80-343,926.60-141,766.88

Finding the Fourth Proportional to 249,216.80, 343,926.60 and 141,766.88

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Solution

The fourth proportional to 249,216.80, 343,926.60 and 141,766.88 is: 195,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,216.80 : 343,926.60 = 141,766.88 : x
  2. Step 2: Convert to fraction form
    249,216.80/343,926.60 = 141,766.88/x
  3. Step 3: Cross multiply
    249,216.80x = 343,926.60 × 141,766.88
  4. Step 4: Simplify right side
    249,216.80x = 48,757,401,031.01
  5. Step 5: Solve for x
    x = 48,757,401,031.01/249,216.80
  6. Step 6: Final answer
    x = 195,642.51

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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.