Home / 74,829.03-103,260.85-40,836.66

Finding the Fourth Proportional to 74,829.03, 103,260.85 and 40,836.66

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Solution

The fourth proportional to 74,829.03, 103,260.85 and 40,836.66 is: 56,352.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,829.03 : 103,260.85 = 40,836.66 : x
  2. Step 2: Convert to fraction form
    74,829.03/103,260.85 = 40,836.66/x
  3. Step 3: Cross multiply
    74,829.03x = 103,260.85 × 40,836.66
  4. Step 4: Simplify right side
    74,829.03x = 4,216,828,222.76
  5. Step 5: Solve for x
    x = 4,216,828,222.76/74,829.03
  6. Step 6: Final answer
    x = 56,352.84

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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.