Home / 157,723.77-217,736.84-97,327.67

Finding the Fourth Proportional to 157,723.77, 217,736.84 and 97,327.67

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Solution

The fourth proportional to 157,723.77, 217,736.84 and 97,327.67 is: 134,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,723.77 : 217,736.84 = 97,327.67 : x
  2. Step 2: Convert to fraction form
    157,723.77/217,736.84 = 97,327.67/x
  3. Step 3: Cross multiply
    157,723.77x = 217,736.84 × 97,327.67
  4. Step 4: Simplify right side
    157,723.77x = 21,191,819,310.36
  5. Step 5: Solve for x
    x = 21,191,819,310.36/157,723.77
  6. Step 6: Final answer
    x = 134,360.34

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1.5x scale

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.