Home / 45,629.76-68,444.73-14,464.92

Finding the Fourth Proportional to 45,629.76, 68,444.73 and 14,464.92

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Solution

The fourth proportional to 45,629.76, 68,444.73 and 14,464.92 is: 21,697.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,629.76 : 68,444.73 = 14,464.92 : x
  2. Step 2: Convert to fraction form
    45,629.76/68,444.73 = 14,464.92/x
  3. Step 3: Cross multiply
    45,629.76x = 68,444.73 × 14,464.92
  4. Step 4: Simplify right side
    45,629.76x = 990,047,543.87
  5. Step 5: Solve for x
    x = 990,047,543.87/45,629.76
  6. Step 6: Final answer
    x = 21,697.41

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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.