Home / 66,769.64-92,143.19-36,554.45

Finding the Fourth Proportional to 66,769.64, 92,143.19 and 36,554.45

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Solution

The fourth proportional to 66,769.64, 92,143.19 and 36,554.45 is: 50,445.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,769.64 : 92,143.19 = 36,554.45 : x
  2. Step 2: Convert to fraction form
    66,769.64/92,143.19 = 36,554.45/x
  3. Step 3: Cross multiply
    66,769.64x = 92,143.19 × 36,554.45
  4. Step 4: Simplify right side
    66,769.64x = 3,368,243,448.92
  5. Step 5: Solve for x
    x = 3,368,243,448.92/66,769.64
  6. Step 6: Final answer
    x = 50,445.74

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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.