Home / 61,616.97-92,426.18-21,636.95

Finding the Fourth Proportional to 61,616.97, 92,426.18 and 21,636.95

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Solution

The fourth proportional to 61,616.97, 92,426.18 and 21,636.95 is: 32,455.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,616.97 : 92,426.18 = 21,636.95 : x
  2. Step 2: Convert to fraction form
    61,616.97/92,426.18 = 21,636.95/x
  3. Step 3: Cross multiply
    61,616.97x = 92,426.18 × 21,636.95
  4. Step 4: Simplify right side
    61,616.97x = 1,999,820,065.04
  5. Step 5: Solve for x
    x = 1,999,820,065.04/61,616.97
  6. Step 6: Final answer
    x = 32,455.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.