Home / 53,023.64-73,172.66-29,150.72

Finding the Fourth Proportional to 53,023.64, 73,172.66 and 29,150.72

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Solution

The fourth proportional to 53,023.64, 73,172.66 and 29,150.72 is: 40,228.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,023.64 : 73,172.66 = 29,150.72 : x
  2. Step 2: Convert to fraction form
    53,023.64/73,172.66 = 29,150.72/x
  3. Step 3: Cross multiply
    53,023.64x = 73,172.66 × 29,150.72
  4. Step 4: Simplify right side
    53,023.64x = 2,133,035,723.32
  5. Step 5: Solve for x
    x = 2,133,035,723.32/53,023.64
  6. Step 6: Final answer
    x = 40,228.01

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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.