Home / 249,150.36-343,722.78-173,742.60

Finding the Fourth Proportional to 249,150.36, 343,722.78 and 173,742.60

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Solution

The fourth proportional to 249,150.36, 343,722.78 and 173,742.60 is: 239,691.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,150.36 : 343,722.78 = 173,742.60 : x
  2. Step 2: Convert to fraction form
    249,150.36/343,722.78 = 173,742.60/x
  3. Step 3: Cross multiply
    249,150.36x = 343,722.78 × 173,742.60
  4. Step 4: Simplify right side
    249,150.36x = 59,719,289,476.43
  5. Step 5: Solve for x
    x = 59,719,289,476.43/249,150.36
  6. Step 6: Final answer
    x = 239,691.76

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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.