Home / 66,330.08-91,537.25-36,116.67

Finding the Fourth Proportional to 66,330.08, 91,537.25 and 36,116.67

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Solution

The fourth proportional to 66,330.08, 91,537.25 and 36,116.67 is: 49,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,330.08 : 91,537.25 = 36,116.67 : x
  2. Step 2: Convert to fraction form
    66,330.08/91,537.25 = 36,116.67/x
  3. Step 3: Cross multiply
    66,330.08x = 91,537.25 × 36,116.67
  4. Step 4: Simplify right side
    66,330.08x = 3,306,020,650.96
  5. Step 5: Solve for x
    x = 3,306,020,650.96/66,330.08
  6. Step 6: Final answer
    x = 49,841.95

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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.