Home / 69,853.56-96,395.23-39,637.08

Finding the Fourth Proportional to 69,853.56, 96,395.23 and 39,637.08

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Solution

The fourth proportional to 69,853.56, 96,395.23 and 39,637.08 is: 54,697.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,853.56 : 96,395.23 = 39,637.08 : x
  2. Step 2: Convert to fraction form
    69,853.56/96,395.23 = 39,637.08/x
  3. Step 3: Cross multiply
    69,853.56x = 96,395.23 × 39,637.08
  4. Step 4: Simplify right side
    69,853.56x = 3,820,824,961.15
  5. Step 5: Solve for x
    x = 3,820,824,961.15/69,853.56
  6. Step 6: Final answer
    x = 54,697.65

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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.