Home / 66,588.45-91,888.54-36,373.33

Finding the Fourth Proportional to 66,588.45, 91,888.54 and 36,373.33

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Solution

The fourth proportional to 66,588.45, 91,888.54 and 36,373.33 is: 50,193.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,588.45 : 91,888.54 = 36,373.33 : x
  2. Step 2: Convert to fraction form
    66,588.45/91,888.54 = 36,373.33/x
  3. Step 3: Cross multiply
    66,588.45x = 91,888.54 × 36,373.33
  4. Step 4: Simplify right side
    66,588.45x = 3,342,292,188.64
  5. Step 5: Solve for x
    x = 3,342,292,188.64/66,588.45
  6. Step 6: Final answer
    x = 50,193.27

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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.