Home / 69,577.56-103,529.43-69,344.28

Finding the Fourth Proportional to 69,577.56, 103,529.43 and 69,344.28

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Solution

The fourth proportional to 69,577.56, 103,529.43 and 69,344.28 is: 103,182.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,577.56 : 103,529.43 = 69,344.28 : x
  2. Step 2: Convert to fraction form
    69,577.56/103,529.43 = 69,344.28/x
  3. Step 3: Cross multiply
    69,577.56x = 103,529.43 × 69,344.28
  4. Step 4: Simplify right side
    69,577.56x = 7,179,173,782.16
  5. Step 5: Solve for x
    x = 7,179,173,782.16/69,577.56
  6. Step 6: Final answer
    x = 103,182.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.