Home / 53,420.72-73,735.92-35,284.70

Finding the Fourth Proportional to 53,420.72, 73,735.92 and 35,284.70

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Solution

The fourth proportional to 53,420.72, 73,735.92 and 35,284.70 is: 48,703.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,420.72 : 73,735.92 = 35,284.70 : x
  2. Step 2: Convert to fraction form
    53,420.72/73,735.92 = 35,284.70/x
  3. Step 3: Cross multiply
    53,420.72x = 73,735.92 × 35,284.70
  4. Step 4: Simplify right side
    53,420.72x = 2,601,749,816.42
  5. Step 5: Solve for x
    x = 2,601,749,816.42/53,420.72
  6. Step 6: Final answer
    x = 48,703.01

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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.