Home / 181,780.24-272,714.56-61,845.16

Finding the Fourth Proportional to 181,780.24, 272,714.56 and 61,845.16

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Solution

The fourth proportional to 181,780.24, 272,714.56 and 61,845.16 is: 92,782.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,780.24 : 272,714.56 = 61,845.16 : x
  2. Step 2: Convert to fraction form
    181,780.24/272,714.56 = 61,845.16/x
  3. Step 3: Cross multiply
    181,780.24x = 272,714.56 × 61,845.16
  4. Step 4: Simplify right side
    181,780.24x = 16,866,075,597.53
  5. Step 5: Solve for x
    x = 16,866,075,597.53/181,780.24
  6. Step 6: Final answer
    x = 92,782.78

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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.