Home / 77,555.68-116,333.96-27,637.67

Finding the Fourth Proportional to 77,555.68, 116,333.96 and 27,637.67

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Solution

The fourth proportional to 77,555.68, 116,333.96 and 27,637.67 is: 41,456.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,555.68 : 116,333.96 = 27,637.67 : x
  2. Step 2: Convert to fraction form
    77,555.68/116,333.96 = 27,637.67/x
  3. Step 3: Cross multiply
    77,555.68x = 116,333.96 × 27,637.67
  4. Step 4: Simplify right side
    77,555.68x = 3,215,199,748.92
  5. Step 5: Solve for x
    x = 3,215,199,748.92/77,555.68
  6. Step 6: Final answer
    x = 41,456.67

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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.