Home / 69,615.18-96,070.19-37,784.07

Finding the Fourth Proportional to 69,615.18, 96,070.19 and 37,784.07

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Solution

The fourth proportional to 69,615.18, 96,070.19 and 37,784.07 is: 52,142.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,615.18 : 96,070.19 = 37,784.07 : x
  2. Step 2: Convert to fraction form
    69,615.18/96,070.19 = 37,784.07/x
  3. Step 3: Cross multiply
    69,615.18x = 96,070.19 × 37,784.07
  4. Step 4: Simplify right side
    69,615.18x = 3,629,922,594.95
  5. Step 5: Solve for x
    x = 3,629,922,594.95/69,615.18
  6. Step 6: Final answer
    x = 52,142.69

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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.