Home / 179,066.95-247,147.50-102,637.30

Finding the Fourth Proportional to 179,066.95, 247,147.50 and 102,637.30

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Solution

The fourth proportional to 179,066.95, 247,147.50 and 102,637.30 is: 141,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,066.95 : 247,147.50 = 102,637.30 : x
  2. Step 2: Convert to fraction form
    179,066.95/247,147.50 = 102,637.30/x
  3. Step 3: Cross multiply
    179,066.95x = 247,147.50 × 102,637.30
  4. Step 4: Simplify right side
    179,066.95x = 25,366,553,027.28
  5. Step 5: Solve for x
    x = 25,366,553,027.28/179,066.95
  6. Step 6: Final answer
    x = 141,659.60

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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.