Home / 66,833.08-92,228.64-36,618.16

Finding the Fourth Proportional to 66,833.08, 92,228.64 and 36,618.16

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Solution

The fourth proportional to 66,833.08, 92,228.64 and 36,618.16 is: 50,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,833.08 : 92,228.64 = 36,618.16 : x
  2. Step 2: Convert to fraction form
    66,833.08/92,228.64 = 36,618.16/x
  3. Step 3: Cross multiply
    66,833.08x = 92,228.64 × 36,618.16
  4. Step 4: Simplify right side
    66,833.08x = 3,377,243,096.10
  5. Step 5: Solve for x
    x = 3,377,243,096.10/66,833.08
  6. Step 6: Final answer
    x = 50,532.51

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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.