Home / 147,396.02-203,439.25-93,670.50

Finding the Fourth Proportional to 147,396.02, 203,439.25 and 93,670.50

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Solution

The fourth proportional to 147,396.02, 203,439.25 and 93,670.50 is: 129,286.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,396.02 : 203,439.25 = 93,670.50 : x
  2. Step 2: Convert to fraction form
    147,396.02/203,439.25 = 93,670.50/x
  3. Step 3: Cross multiply
    147,396.02x = 203,439.25 × 93,670.50
  4. Step 4: Simplify right side
    147,396.02x = 19,056,256,267.13
  5. Step 5: Solve for x
    x = 19,056,256,267.13/147,396.02
  6. Step 6: Final answer
    x = 129,286.10

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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.