Home / 66,798.57-92,182.66-38,504.26

Finding the Fourth Proportional to 66,798.57, 92,182.66 and 38,504.26

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Solution

The fourth proportional to 66,798.57, 92,182.66 and 38,504.26 is: 53,136.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,798.57 : 92,182.66 = 38,504.26 : x
  2. Step 2: Convert to fraction form
    66,798.57/92,182.66 = 38,504.26/x
  3. Step 3: Cross multiply
    66,798.57x = 92,182.66 × 38,504.26
  4. Step 4: Simplify right side
    66,798.57x = 3,549,425,127.10
  5. Step 5: Solve for x
    x = 3,549,425,127.10/66,798.57
  6. Step 6: Final answer
    x = 53,136.24

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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.