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Finding the Fourth Proportional to 248,514.48, 342,937.80 and 141,070.14

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Solution

The fourth proportional to 248,514.48, 342,937.80 and 141,070.14 is: 194,669.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,514.48 : 342,937.80 = 141,070.14 : x
  2. Step 2: Convert to fraction form
    248,514.48/342,937.80 = 141,070.14/x
  3. Step 3: Cross multiply
    248,514.48x = 342,937.80 × 141,070.14
  4. Step 4: Simplify right side
    248,514.48x = 48,378,283,457.29
  5. Step 5: Solve for x
    x = 48,378,283,457.29/248,514.48
  6. Step 6: Final answer
    x = 194,669.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.