Home / 46,629.04-69,928.96-20,307.28

Finding the Fourth Proportional to 46,629.04, 69,928.96 and 20,307.28

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Solution

The fourth proportional to 46,629.04, 69,928.96 and 20,307.28 is: 30,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,629.04 : 69,928.96 = 20,307.28 : x
  2. Step 2: Convert to fraction form
    46,629.04/69,928.96 = 20,307.28/x
  3. Step 3: Cross multiply
    46,629.04x = 69,928.96 × 20,307.28
  4. Step 4: Simplify right side
    46,629.04x = 1,420,066,970.83
  5. Step 5: Solve for x
    x = 1,420,066,970.83/46,629.04
  6. Step 6: Final answer
    x = 30,454.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.