Home / 66,708.27-92,059.70-38,032.11

Finding the Fourth Proportional to 66,708.27, 92,059.70 and 38,032.11

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Solution

The fourth proportional to 66,708.27, 92,059.70 and 38,032.11 is: 52,485.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,708.27 : 92,059.70 = 38,032.11 : x
  2. Step 2: Convert to fraction form
    66,708.27/92,059.70 = 38,032.11/x
  3. Step 3: Cross multiply
    66,708.27x = 92,059.70 × 38,032.11
  4. Step 4: Simplify right side
    66,708.27x = 3,501,224,446.81
  5. Step 5: Solve for x
    x = 3,501,224,446.81/66,708.27
  6. Step 6: Final answer
    x = 52,485.61

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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.