Home / 66,251.25-91,426.73-37,973.34

Finding the Fourth Proportional to 66,251.25, 91,426.73 and 37,973.34

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Solution

The fourth proportional to 66,251.25, 91,426.73 and 37,973.34 is: 52,403.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,251.25 : 91,426.73 = 37,973.34 : x
  2. Step 2: Convert to fraction form
    66,251.25/91,426.73 = 37,973.34/x
  3. Step 3: Cross multiply
    66,251.25x = 91,426.73 × 37,973.34
  4. Step 4: Simplify right side
    66,251.25x = 3,471,778,113.51
  5. Step 5: Solve for x
    x = 3,471,778,113.51/66,251.25
  6. Step 6: Final answer
    x = 52,403.21

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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.