Home / 53,451.05-73,713.71-45,895.01

Finding the Fourth Proportional to 53,451.05, 73,713.71 and 45,895.01

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Solution

The fourth proportional to 53,451.05, 73,713.71 and 45,895.01 is: 63,293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,451.05 : 73,713.71 = 45,895.01 : x
  2. Step 2: Convert to fraction form
    53,451.05/73,713.71 = 45,895.01/x
  3. Step 3: Cross multiply
    53,451.05x = 73,713.71 × 45,895.01
  4. Step 4: Simplify right side
    53,451.05x = 3,383,091,203.76
  5. Step 5: Solve for x
    x = 3,383,091,203.76/53,451.05
  6. Step 6: Final answer
    x = 63,293.27

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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.