Home / 66,541.44-91,845.72-38,256.24

Finding the Fourth Proportional to 66,541.44, 91,845.72 and 38,256.24

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Solution

The fourth proportional to 66,541.44, 91,845.72 and 38,256.24 is: 52,804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,541.44 : 91,845.72 = 38,256.24 : x
  2. Step 2: Convert to fraction form
    66,541.44/91,845.72 = 38,256.24/x
  3. Step 3: Cross multiply
    66,541.44x = 91,845.72 × 38,256.24
  4. Step 4: Simplify right side
    66,541.44x = 3,513,671,907.29
  5. Step 5: Solve for x
    x = 3,513,671,907.29/66,541.44
  6. Step 6: Final answer
    x = 52,804.27

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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.