Home / 249,209.40-343,896.96-141,769.32

Finding the Fourth Proportional to 249,209.40, 343,896.96 and 141,769.32

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Solution

The fourth proportional to 249,209.40, 343,896.96 and 141,769.32 is: 195,634.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,209.40 : 343,896.96 = 141,769.32 : x
  2. Step 2: Convert to fraction form
    249,209.40/343,896.96 = 141,769.32/x
  3. Step 3: Cross multiply
    249,209.40x = 343,896.96 × 141,769.32
  4. Step 4: Simplify right side
    249,209.40x = 48,754,038,169.27
  5. Step 5: Solve for x
    x = 48,754,038,169.27/249,209.40
  6. Step 6: Final answer
    x = 195,634.83

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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.