Home / 66,861.45-92,269.53-36,646.11

Finding the Fourth Proportional to 66,861.45, 92,269.53 and 36,646.11

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Solution

The fourth proportional to 66,861.45, 92,269.53 and 36,646.11 is: 50,572.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,861.45 : 92,269.53 = 36,646.11 : x
  2. Step 2: Convert to fraction form
    66,861.45/92,269.53 = 36,646.11/x
  3. Step 3: Cross multiply
    66,861.45x = 92,269.53 × 36,646.11
  4. Step 4: Simplify right side
    66,861.45x = 3,381,319,346.03
  5. Step 5: Solve for x
    x = 3,381,319,346.03/66,861.45
  6. Step 6: Final answer
    x = 50,572.03

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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.