Home / 77,529.96-107,031.98-52,169.67

Finding the Fourth Proportional to 77,529.96, 107,031.98 and 52,169.67

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Solution

The fourth proportional to 77,529.96, 107,031.98 and 52,169.67 is: 72,021.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,529.96 : 107,031.98 = 52,169.67 : x
  2. Step 2: Convert to fraction form
    77,529.96/107,031.98 = 52,169.67/x
  3. Step 3: Cross multiply
    77,529.96x = 107,031.98 × 52,169.67
  4. Step 4: Simplify right side
    77,529.96x = 5,583,823,206.47
  5. Step 5: Solve for x
    x = 5,583,823,206.47/77,529.96
  6. Step 6: Final answer
    x = 72,021.49

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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.