Home / 69,651.02-96,117.41-39,435.55

Finding the Fourth Proportional to 69,651.02, 96,117.41 and 39,435.55

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Solution

The fourth proportional to 69,651.02, 96,117.41 and 39,435.55 is: 54,420.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,651.02 : 96,117.41 = 39,435.55 : x
  2. Step 2: Convert to fraction form
    69,651.02/96,117.41 = 39,435.55/x
  3. Step 3: Cross multiply
    69,651.02x = 96,117.41 × 39,435.55
  4. Step 4: Simplify right side
    69,651.02x = 3,790,442,927.93
  5. Step 5: Solve for x
    x = 3,790,442,927.93/69,651.02
  6. Step 6: Final answer
    x = 54,420.49

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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.