Home / 66,918.93-92,350.70-36,705.52

Finding the Fourth Proportional to 66,918.93, 92,350.70 and 36,705.52

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Solution

The fourth proportional to 66,918.93, 92,350.70 and 36,705.52 is: 50,655.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,918.93 : 92,350.70 = 36,705.52 : x
  2. Step 2: Convert to fraction form
    66,918.93/92,350.70 = 36,705.52/x
  3. Step 3: Cross multiply
    66,918.93x = 92,350.70 × 36,705.52
  4. Step 4: Simplify right side
    66,918.93x = 3,389,780,465.86
  5. Step 5: Solve for x
    x = 3,389,780,465.86/66,918.93
  6. Step 6: Final answer
    x = 50,655.03

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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.