Home / 147,393.02-203,435.11-93,667.50

Finding the Fourth Proportional to 147,393.02, 203,435.11 and 93,667.50

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Solution

The fourth proportional to 147,393.02, 203,435.11 and 93,667.50 is: 129,281.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,393.02 : 203,435.11 = 93,667.50 : x
  2. Step 2: Convert to fraction form
    147,393.02/203,435.11 = 93,667.50/x
  3. Step 3: Cross multiply
    147,393.02x = 203,435.11 × 93,667.50
  4. Step 4: Simplify right side
    147,393.02x = 19,055,258,165.93
  5. Step 5: Solve for x
    x = 19,055,258,165.93/147,393.02
  6. Step 6: Final answer
    x = 129,281.96

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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.