Home / 66,715.02-92,069.19-36,498.51

Finding the Fourth Proportional to 66,715.02, 92,069.19 and 36,498.51

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Solution

The fourth proportional to 66,715.02, 92,069.19 and 36,498.51 is: 50,369.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,715.02 : 92,069.19 = 36,498.51 : x
  2. Step 2: Convert to fraction form
    66,715.02/92,069.19 = 36,498.51/x
  3. Step 3: Cross multiply
    66,715.02x = 92,069.19 × 36,498.51
  4. Step 4: Simplify right side
    66,715.02x = 3,360,388,251.91
  5. Step 5: Solve for x
    x = 3,360,388,251.91/66,715.02
  6. Step 6: Final answer
    x = 50,369.29

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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.