Home / 66,083.49-91,199.73-37,403.19

Finding the Fourth Proportional to 66,083.49, 91,199.73 and 37,403.19

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Solution

The fourth proportional to 66,083.49, 91,199.73 and 37,403.19 is: 51,618.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,083.49 : 91,199.73 = 37,403.19 : x
  2. Step 2: Convert to fraction form
    66,083.49/91,199.73 = 37,403.19/x
  3. Step 3: Cross multiply
    66,083.49x = 91,199.73 × 37,403.19
  4. Step 4: Simplify right side
    66,083.49x = 3,411,160,829.14
  5. Step 5: Solve for x
    x = 3,411,160,829.14/66,083.49
  6. Step 6: Final answer
    x = 51,618.96

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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.