Home / 66,665.15-92,003.60-37,993.58

Finding the Fourth Proportional to 66,665.15, 92,003.60 and 37,993.58

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Solution

The fourth proportional to 66,665.15, 92,003.60 and 37,993.58 is: 52,434.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,665.15 : 92,003.60 = 37,993.58 : x
  2. Step 2: Convert to fraction form
    66,665.15/92,003.60 = 37,993.58/x
  3. Step 3: Cross multiply
    66,665.15x = 92,003.60 × 37,993.58
  4. Step 4: Simplify right side
    66,665.15x = 3,495,545,946.92
  5. Step 5: Solve for x
    x = 3,495,545,946.92/66,665.15
  6. Step 6: Final answer
    x = 52,434.38

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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.