Home / 66,077.09-99,114.74-16,157.61

Finding the Fourth Proportional to 66,077.09, 99,114.74 and 16,157.61

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Solution

The fourth proportional to 66,077.09, 99,114.74 and 16,157.61 is: 24,236.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,077.09 : 99,114.74 = 16,157.61 : x
  2. Step 2: Convert to fraction form
    66,077.09/99,114.74 = 16,157.61/x
  3. Step 3: Cross multiply
    66,077.09x = 99,114.74 × 16,157.61
  4. Step 4: Simplify right side
    66,077.09x = 1,601,457,233.38
  5. Step 5: Solve for x
    x = 1,601,457,233.38/66,077.09
  6. Step 6: Final answer
    x = 24,236.20

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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.