Home / 66,896.06-92,315.73-38,601.14

Finding the Fourth Proportional to 66,896.06, 92,315.73 and 38,601.14

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Solution

The fourth proportional to 66,896.06, 92,315.73 and 38,601.14 is: 53,269.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,896.06 : 92,315.73 = 38,601.14 : x
  2. Step 2: Convert to fraction form
    66,896.06/92,315.73 = 38,601.14/x
  3. Step 3: Cross multiply
    66,896.06x = 92,315.73 × 38,601.14
  4. Step 4: Simplify right side
    66,896.06x = 3,563,492,417.93
  5. Step 5: Solve for x
    x = 3,563,492,417.93/66,896.06
  6. Step 6: Final answer
    x = 53,269.09

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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.