Home / 69,649.02-96,114.65-39,433.55

Finding the Fourth Proportional to 69,649.02, 96,114.65 and 39,433.55

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Solution

The fourth proportional to 69,649.02, 96,114.65 and 39,433.55 is: 54,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,649.02 : 96,114.65 = 39,433.55 : x
  2. Step 2: Convert to fraction form
    69,649.02/96,114.65 = 39,433.55/x
  3. Step 3: Cross multiply
    69,649.02x = 96,114.65 × 39,433.55
  4. Step 4: Simplify right side
    69,649.02x = 3,790,142,195.38
  5. Step 5: Solve for x
    x = 3,790,142,195.38/69,649.02
  6. Step 6: Final answer
    x = 54,417.74

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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.