Home / 66,511.85-99,740.23-27,042.17

Finding the Fourth Proportional to 66,511.85, 99,740.23 and 27,042.17

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Solution

The fourth proportional to 66,511.85, 99,740.23 and 27,042.17 is: 40,552.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,511.85 : 99,740.23 = 27,042.17 : x
  2. Step 2: Convert to fraction form
    66,511.85/99,740.23 = 27,042.17/x
  3. Step 3: Cross multiply
    66,511.85x = 99,740.23 × 27,042.17
  4. Step 4: Simplify right side
    66,511.85x = 2,697,191,689.19
  5. Step 5: Solve for x
    x = 2,697,191,689.19/66,511.85
  6. Step 6: Final answer
    x = 40,552.05

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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.