Home / 71,543.64-98,730.61-44,701.73

Finding the Fourth Proportional to 71,543.64, 98,730.61 and 44,701.73

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Solution

The fourth proportional to 71,543.64, 98,730.61 and 44,701.73 is: 61,688.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,543.64 : 98,730.61 = 44,701.73 : x
  2. Step 2: Convert to fraction form
    71,543.64/98,730.61 = 44,701.73/x
  3. Step 3: Cross multiply
    71,543.64x = 98,730.61 × 44,701.73
  4. Step 4: Simplify right side
    71,543.64x = 4,413,429,070.96
  5. Step 5: Solve for x
    x = 4,413,429,070.96/71,543.64
  6. Step 6: Final answer
    x = 61,688.63

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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.