Home / 66,477.42-91,740.57-36,263.25

Finding the Fourth Proportional to 66,477.42, 91,740.57 and 36,263.25

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Solution

The fourth proportional to 66,477.42, 91,740.57 and 36,263.25 is: 50,044.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,477.42 : 91,740.57 = 36,263.25 : x
  2. Step 2: Convert to fraction form
    66,477.42/91,740.57 = 36,263.25/x
  3. Step 3: Cross multiply
    66,477.42x = 91,740.57 × 36,263.25
  4. Step 4: Simplify right side
    66,477.42x = 3,326,811,089.07
  5. Step 5: Solve for x
    x = 3,326,811,089.07/66,477.42
  6. Step 6: Final answer
    x = 50,044.23

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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.