Home / 53,669.12-74,066.76-29,796.21

Finding the Fourth Proportional to 53,669.12, 74,066.76 and 29,796.21

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Solution

The fourth proportional to 53,669.12, 74,066.76 and 29,796.21 is: 41,120.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,669.12 : 74,066.76 = 29,796.21 : x
  2. Step 2: Convert to fraction form
    53,669.12/74,066.76 = 29,796.21/x
  3. Step 3: Cross multiply
    53,669.12x = 74,066.76 × 29,796.21
  4. Step 4: Simplify right side
    53,669.12x = 2,206,908,734.98
  5. Step 5: Solve for x
    x = 2,206,908,734.98/53,669.12
  6. Step 6: Final answer
    x = 41,120.65

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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.