Home / 109,844.05-151,583.65-61,445.35

Finding the Fourth Proportional to 109,844.05, 151,583.65 and 61,445.35

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Solution

The fourth proportional to 109,844.05, 151,583.65 and 61,445.35 is: 84,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,844.05 : 151,583.65 = 61,445.35 : x
  2. Step 2: Convert to fraction form
    109,844.05/151,583.65 = 61,445.35/x
  3. Step 3: Cross multiply
    109,844.05x = 151,583.65 × 61,445.35
  4. Step 4: Simplify right side
    109,844.05x = 9,314,110,428.53
  5. Step 5: Solve for x
    x = 9,314,110,428.53/109,844.05
  6. Step 6: Final answer
    x = 84,793.95

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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.