Home / 249,537.87-344,423.46-142,171.22

Finding the Fourth Proportional to 249,537.87, 344,423.46 and 142,171.22

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Solution

The fourth proportional to 249,537.87, 344,423.46 and 142,171.22 is: 196,231.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,537.87 : 344,423.46 = 142,171.22 : x
  2. Step 2: Convert to fraction form
    249,537.87/344,423.46 = 142,171.22/x
  3. Step 3: Cross multiply
    249,537.87x = 344,423.46 × 142,171.22
  4. Step 4: Simplify right side
    249,537.87x = 48,967,101,782.70
  5. Step 5: Solve for x
    x = 48,967,101,782.70/249,537.87
  6. Step 6: Final answer
    x = 196,231.14

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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.