Home / 157,517.31-236,276.82-39,188.67

Finding the Fourth Proportional to 157,517.31, 236,276.82 and 39,188.67

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Solution

The fourth proportional to 157,517.31, 236,276.82 and 39,188.67 is: 58,783.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,517.31 : 236,276.82 = 39,188.67 : x
  2. Step 2: Convert to fraction form
    157,517.31/236,276.82 = 39,188.67/x
  3. Step 3: Cross multiply
    157,517.31x = 236,276.82 × 39,188.67
  4. Step 4: Simplify right side
    157,517.31x = 9,259,374,327.63
  5. Step 5: Solve for x
    x = 9,259,374,327.63/157,517.31
  6. Step 6: Final answer
    x = 58,783.22

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1.5x scale

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.