Home / 203,895.52-306,030.08-109,232.58

Finding the Fourth Proportional to 203,895.52, 306,030.08 and 109,232.58

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Solution

The fourth proportional to 203,895.52, 306,030.08 and 109,232.58 is: 163,948.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,895.52 : 306,030.08 = 109,232.58 : x
  2. Step 2: Convert to fraction form
    203,895.52/306,030.08 = 109,232.58/x
  3. Step 3: Cross multiply
    203,895.52x = 306,030.08 × 109,232.58
  4. Step 4: Simplify right side
    203,895.52x = 33,428,455,196.01
  5. Step 5: Solve for x
    x = 33,428,455,196.01/203,895.52
  6. Step 6: Final answer
    x = 163,948.94

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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.