Home / 67,913.48-93,721.38-37,699.40

Finding the Fourth Proportional to 67,913.48, 93,721.38 and 37,699.40

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Solution

The fourth proportional to 67,913.48, 93,721.38 and 37,699.40 is: 52,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,913.48 : 93,721.38 = 37,699.40 : x
  2. Step 2: Convert to fraction form
    67,913.48/93,721.38 = 37,699.40/x
  3. Step 3: Cross multiply
    67,913.48x = 93,721.38 × 37,699.40
  4. Step 4: Simplify right side
    67,913.48x = 3,533,239,793.17
  5. Step 5: Solve for x
    x = 3,533,239,793.17/67,913.48
  6. Step 6: Final answer
    x = 52,025.60

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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.