Home / 66,040.34-91,114.14-37,357.23

Finding the Fourth Proportional to 66,040.34, 91,114.14 and 37,357.23

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Solution

The fourth proportional to 66,040.34, 91,114.14 and 37,357.23 is: 51,540.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,040.34 : 91,114.14 = 37,357.23 : x
  2. Step 2: Convert to fraction form
    66,040.34/91,114.14 = 37,357.23/x
  3. Step 3: Cross multiply
    66,040.34x = 91,114.14 × 37,357.23
  4. Step 4: Simplify right side
    66,040.34x = 3,403,771,492.16
  5. Step 5: Solve for x
    x = 3,403,771,492.16/66,040.34
  6. Step 6: Final answer
    x = 51,540.79

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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.