Home / 69,960.36-96,547.32-38,131.32

Finding the Fourth Proportional to 69,960.36, 96,547.32 and 38,131.32

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Solution

The fourth proportional to 69,960.36, 96,547.32 and 38,131.32 is: 52,622.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,960.36 : 96,547.32 = 38,131.32 : x
  2. Step 2: Convert to fraction form
    69,960.36/96,547.32 = 38,131.32/x
  3. Step 3: Cross multiply
    69,960.36x = 96,547.32 × 38,131.32
  4. Step 4: Simplify right side
    69,960.36x = 3,681,476,754.06
  5. Step 5: Solve for x
    x = 3,681,476,754.06/69,960.36
  6. Step 6: Final answer
    x = 52,622.32

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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.