Home / 66,319.62-91,521.08-36,511.62

Finding the Fourth Proportional to 66,319.62, 91,521.08 and 36,511.62

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Solution

The fourth proportional to 66,319.62, 91,521.08 and 36,511.62 is: 50,386.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,319.62 : 91,521.08 = 36,511.62 : x
  2. Step 2: Convert to fraction form
    66,319.62/91,521.08 = 36,511.62/x
  3. Step 3: Cross multiply
    66,319.62x = 91,521.08 × 36,511.62
  4. Step 4: Simplify right side
    66,319.62x = 3,341,582,894.95
  5. Step 5: Solve for x
    x = 3,341,582,894.95/66,319.62
  6. Step 6: Final answer
    x = 50,386.04

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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.