Home / 66,271.28-91,447.52-37,585.13

Finding the Fourth Proportional to 66,271.28, 91,447.52 and 37,585.13

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Solution

The fourth proportional to 66,271.28, 91,447.52 and 37,585.13 is: 51,863.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,271.28 : 91,447.52 = 37,585.13 : x
  2. Step 2: Convert to fraction form
    66,271.28/91,447.52 = 37,585.13/x
  3. Step 3: Cross multiply
    66,271.28x = 91,447.52 × 37,585.13
  4. Step 4: Simplify right side
    66,271.28x = 3,437,066,282.21
  5. Step 5: Solve for x
    x = 3,437,066,282.21/66,271.28
  6. Step 6: Final answer
    x = 51,863.59

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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.