Home / 66,272.16-91,456.48-36,058.34

Finding the Fourth Proportional to 66,272.16, 91,456.48 and 36,058.34

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Solution

The fourth proportional to 66,272.16, 91,456.48 and 36,058.34 is: 49,761.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,272.16 : 91,456.48 = 36,058.34 : x
  2. Step 2: Convert to fraction form
    66,272.16/91,456.48 = 36,058.34/x
  3. Step 3: Cross multiply
    66,272.16x = 91,456.48 × 36,058.34
  4. Step 4: Simplify right side
    66,272.16x = 3,297,768,851.04
  5. Step 5: Solve for x
    x = 3,297,768,851.04/66,272.16
  6. Step 6: Final answer
    x = 49,761.00

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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.