Home / 261,094.29-391,635.96-141,208.41

Finding the Fourth Proportional to 261,094.29, 391,635.96 and 141,208.41

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Solution

The fourth proportional to 261,094.29, 391,635.96 and 141,208.41 is: 211,809.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,094.29 : 391,635.96 = 141,208.41 : x
  2. Step 2: Convert to fraction form
    261,094.29/391,635.96 = 141,208.41/x
  3. Step 3: Cross multiply
    261,094.29x = 391,635.96 × 141,208.41
  4. Step 4: Simplify right side
    261,094.29x = 55,302,291,210.42
  5. Step 5: Solve for x
    x = 55,302,291,210.42/261,094.29
  6. Step 6: Final answer
    x = 211,809.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.