Home / 117,844.01-176,836.94-42,970.55

Finding the Fourth Proportional to 117,844.01, 176,836.94 and 42,970.55

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Solution

The fourth proportional to 117,844.01, 176,836.94 and 42,970.55 is: 64,481.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,844.01 : 176,836.94 = 42,970.55 : x
  2. Step 2: Convert to fraction form
    117,844.01/176,836.94 = 42,970.55/x
  3. Step 3: Cross multiply
    117,844.01x = 176,836.94 × 42,970.55
  4. Step 4: Simplify right side
    117,844.01x = 7,598,779,634.22
  5. Step 5: Solve for x
    x = 7,598,779,634.22/117,844.01
  6. Step 6: Final answer
    x = 64,481.68

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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.