Home / 249,131.48-343,788.75-141,699.19

Finding the Fourth Proportional to 249,131.48, 343,788.75 and 141,699.19

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Solution

The fourth proportional to 249,131.48, 343,788.75 and 141,699.19 is: 195,537.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,131.48 : 343,788.75 = 141,699.19 : x
  2. Step 2: Convert to fraction form
    249,131.48/343,788.75 = 141,699.19/x
  3. Step 3: Cross multiply
    249,131.48x = 343,788.75 × 141,699.19
  4. Step 4: Simplify right side
    249,131.48x = 48,714,586,546.64
  5. Step 5: Solve for x
    x = 48,714,586,546.64/249,131.48
  6. Step 6: Final answer
    x = 195,537.66

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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.