Home / 69,777.07-96,291.45-37,945.28

Finding the Fourth Proportional to 69,777.07, 96,291.45 and 37,945.28

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Solution

The fourth proportional to 69,777.07, 96,291.45 and 37,945.28 is: 52,364.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,777.07 : 96,291.45 = 37,945.28 : x
  2. Step 2: Convert to fraction form
    69,777.07/96,291.45 = 37,945.28/x
  3. Step 3: Cross multiply
    69,777.07x = 96,291.45 × 37,945.28
  4. Step 4: Simplify right side
    69,777.07x = 3,653,806,272.58
  5. Step 5: Solve for x
    x = 3,653,806,272.58/69,777.07
  6. Step 6: Final answer
    x = 52,364.00

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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.