Home / 74,316.03-102,641.30-48,935.86

Finding the Fourth Proportional to 74,316.03, 102,641.30 and 48,935.86

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Solution

The fourth proportional to 74,316.03, 102,641.30 and 48,935.86 is: 67,587.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,316.03 : 102,641.30 = 48,935.86 : x
  2. Step 2: Convert to fraction form
    74,316.03/102,641.30 = 48,935.86/x
  3. Step 3: Cross multiply
    74,316.03x = 102,641.30 × 48,935.86
  4. Step 4: Simplify right side
    74,316.03x = 5,022,840,287.02
  5. Step 5: Solve for x
    x = 5,022,840,287.02/74,316.03
  6. Step 6: Final answer
    x = 67,587.58

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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.