Home / 66,827.22-92,011.17-56,735.70

Finding the Fourth Proportional to 66,827.22, 92,011.17 and 56,735.70

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Solution

The fourth proportional to 66,827.22, 92,011.17 and 56,735.70 is: 78,116.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,827.22 : 92,011.17 = 56,735.70 : x
  2. Step 2: Convert to fraction form
    66,827.22/92,011.17 = 56,735.70/x
  3. Step 3: Cross multiply
    66,827.22x = 92,011.17 × 56,735.70
  4. Step 4: Simplify right side
    66,827.22x = 5,220,318,137.77
  5. Step 5: Solve for x
    x = 5,220,318,137.77/66,827.22
  6. Step 6: Final answer
    x = 78,116.64

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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.