Home / 66,663.14-92,000.84-37,991.57

Finding the Fourth Proportional to 66,663.14, 92,000.84 and 37,991.57

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Solution

The fourth proportional to 66,663.14, 92,000.84 and 37,991.57 is: 52,431.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,663.14 : 92,000.84 = 37,991.57 : x
  2. Step 2: Convert to fraction form
    66,663.14/92,000.84 = 37,991.57/x
  3. Step 3: Cross multiply
    66,663.14x = 92,000.84 × 37,991.57
  4. Step 4: Simplify right side
    66,663.14x = 3,495,256,392.96
  5. Step 5: Solve for x
    x = 3,495,256,392.96/66,663.14
  6. Step 6: Final answer
    x = 52,431.62

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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.