Home / 63,457.80-95,168.16-21,333.12

Finding the Fourth Proportional to 63,457.80, 95,168.16 and 21,333.12

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Solution

The fourth proportional to 63,457.80, 95,168.16 and 21,333.12 is: 31,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,457.80 : 95,168.16 = 21,333.12 : x
  2. Step 2: Convert to fraction form
    63,457.80/95,168.16 = 21,333.12/x
  3. Step 3: Cross multiply
    63,457.80x = 95,168.16 × 21,333.12
  4. Step 4: Simplify right side
    63,457.80x = 2,030,233,777.46
  5. Step 5: Solve for x
    x = 2,030,233,777.46/63,457.80
  6. Step 6: Final answer
    x = 31,993.45

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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.