Home / 66,696.01-92,043.44-38,410.81

Finding the Fourth Proportional to 66,696.01, 92,043.44 and 38,410.81

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Solution

The fourth proportional to 66,696.01, 92,043.44 and 38,410.81 is: 53,008.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,696.01 : 92,043.44 = 38,410.81 : x
  2. Step 2: Convert to fraction form
    66,696.01/92,043.44 = 38,410.81/x
  3. Step 3: Cross multiply
    66,696.01x = 92,043.44 × 38,410.81
  4. Step 4: Simplify right side
    66,696.01x = 3,535,462,951.50
  5. Step 5: Solve for x
    x = 3,535,462,951.50/66,696.01
  6. Step 6: Final answer
    x = 53,008.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.