Home / 69,938.58-96,486.35-48,730.15

Finding the Fourth Proportional to 69,938.58, 96,486.35 and 48,730.15

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Solution

The fourth proportional to 69,938.58, 96,486.35 and 48,730.15 is: 67,227.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,938.58 : 96,486.35 = 48,730.15 : x
  2. Step 2: Convert to fraction form
    69,938.58/96,486.35 = 48,730.15/x
  3. Step 3: Cross multiply
    69,938.58x = 96,486.35 × 48,730.15
  4. Step 4: Simplify right side
    69,938.58x = 4,701,793,582.37
  5. Step 5: Solve for x
    x = 4,701,793,582.37/69,938.58
  6. Step 6: Final answer
    x = 67,227.47

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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.