Home / 65,614.35-98,397.38-51,601.76

Finding the Fourth Proportional to 65,614.35, 98,397.38 and 51,601.76

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Solution

The fourth proportional to 65,614.35, 98,397.38 and 51,601.76 is: 77,383.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,614.35 : 98,397.38 = 51,601.76 : x
  2. Step 2: Convert to fraction form
    65,614.35/98,397.38 = 51,601.76/x
  3. Step 3: Cross multiply
    65,614.35x = 98,397.38 × 51,601.76
  4. Step 4: Simplify right side
    65,614.35x = 5,077,477,993.40
  5. Step 5: Solve for x
    x = 5,077,477,993.40/65,614.35
  6. Step 6: Final answer
    x = 77,383.65

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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.