Home / 66,769.95-92,142.56-36,557.23

Finding the Fourth Proportional to 66,769.95, 92,142.56 and 36,557.23

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Solution

The fourth proportional to 66,769.95, 92,142.56 and 36,557.23 is: 50,448.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,769.95 : 92,142.56 = 36,557.23 : x
  2. Step 2: Convert to fraction form
    66,769.95/92,142.56 = 36,557.23/x
  3. Step 3: Cross multiply
    66,769.95x = 92,142.56 × 36,557.23
  4. Step 4: Simplify right side
    66,769.95x = 3,368,476,758.71
  5. Step 5: Solve for x
    x = 3,368,476,758.71/66,769.95
  6. Step 6: Final answer
    x = 50,448.99

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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.