Home / 66,776.34-92,151.35-36,561.66

Finding the Fourth Proportional to 66,776.34, 92,151.35 and 36,561.66

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Solution

The fourth proportional to 66,776.34, 92,151.35 and 36,561.66 is: 50,455.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,776.34 : 92,151.35 = 36,561.66 : x
  2. Step 2: Convert to fraction form
    66,776.34/92,151.35 = 36,561.66/x
  3. Step 3: Cross multiply
    66,776.34x = 92,151.35 × 36,561.66
  4. Step 4: Simplify right side
    66,776.34x = 3,369,206,327.24
  5. Step 5: Solve for x
    x = 3,369,206,327.24/66,776.34
  6. Step 6: Final answer
    x = 50,455.10

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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.