Home / 66,403.97-91,637.48-36,595.97

Finding the Fourth Proportional to 66,403.97, 91,637.48 and 36,595.97

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Solution

The fourth proportional to 66,403.97, 91,637.48 and 36,595.97 is: 50,502.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,403.97 : 91,637.48 = 36,595.97 : x
  2. Step 2: Convert to fraction form
    66,403.97/91,637.48 = 36,595.97/x
  3. Step 3: Cross multiply
    66,403.97x = 91,637.48 × 36,595.97
  4. Step 4: Simplify right side
    66,403.97x = 3,353,562,468.96
  5. Step 5: Solve for x
    x = 3,353,562,468.96/66,403.97
  6. Step 6: Final answer
    x = 50,502.44

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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.