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Finding the Fourth Proportional to 157,334.60, 235,656.30 and 94,896.20

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Solution

The fourth proportional to 157,334.60, 235,656.30 and 94,896.20 is: 142,135.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,334.60 : 235,656.30 = 94,896.20 : x
  2. Step 2: Convert to fraction form
    157,334.60/235,656.30 = 94,896.20/x
  3. Step 3: Cross multiply
    157,334.60x = 235,656.30 × 94,896.20
  4. Step 4: Simplify right side
    157,334.60x = 22,362,887,376.06
  5. Step 5: Solve for x
    x = 22,362,887,376.06/157,334.60
  6. Step 6: Final answer
    x = 142,135.85

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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.