Home / 66,716.94-92,071.55-36,501.57

Finding the Fourth Proportional to 66,716.94, 92,071.55 and 36,501.57

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Solution

The fourth proportional to 66,716.94, 92,071.55 and 36,501.57 is: 50,373.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,716.94 : 92,071.55 = 36,501.57 : x
  2. Step 2: Convert to fraction form
    66,716.94/92,071.55 = 36,501.57/x
  3. Step 3: Cross multiply
    66,716.94x = 92,071.55 × 36,501.57
  4. Step 4: Simplify right side
    66,716.94x = 3,360,755,944.83
  5. Step 5: Solve for x
    x = 3,360,755,944.83/66,716.94
  6. Step 6: Final answer
    x = 50,373.35

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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.