Home / 66,168.37-99,196.76-28,700.23

Finding the Fourth Proportional to 66,168.37, 99,196.76 and 28,700.23

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Solution

The fourth proportional to 66,168.37, 99,196.76 and 28,700.23 is: 43,026.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,168.37 : 99,196.76 = 28,700.23 : x
  2. Step 2: Convert to fraction form
    66,168.37/99,196.76 = 28,700.23/x
  3. Step 3: Cross multiply
    66,168.37x = 99,196.76 × 28,700.23
  4. Step 4: Simplify right side
    66,168.37x = 2,846,969,187.77
  5. Step 5: Solve for x
    x = 2,846,969,187.77/66,168.37
  6. Step 6: Final answer
    x = 43,026.13

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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.