Home / 249,039.36-343,660.32-141,635.52

Finding the Fourth Proportional to 249,039.36, 343,660.32 and 141,635.52

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Solution

The fourth proportional to 249,039.36, 343,660.32 and 141,635.52 is: 195,449.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,039.36 : 343,660.32 = 141,635.52 : x
  2. Step 2: Convert to fraction form
    249,039.36/343,660.32 = 141,635.52/x
  3. Step 3: Cross multiply
    249,039.36x = 343,660.32 × 141,635.52
  4. Step 4: Simplify right side
    249,039.36x = 48,674,508,126.57
  5. Step 5: Solve for x
    x = 48,674,508,126.57/249,039.36
  6. Step 6: Final answer
    x = 195,449.06

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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.