Home / 74,573.47-102,911.82-40,582.22

Finding the Fourth Proportional to 74,573.47, 102,911.82 and 40,582.22

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Solution

The fourth proportional to 74,573.47, 102,911.82 and 40,582.22 is: 56,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,573.47 : 102,911.82 = 40,582.22 : x
  2. Step 2: Convert to fraction form
    74,573.47/102,911.82 = 40,582.22/x
  3. Step 3: Cross multiply
    74,573.47x = 102,911.82 × 40,582.22
  4. Step 4: Simplify right side
    74,573.47x = 4,176,390,119.84
  5. Step 5: Solve for x
    x = 4,176,390,119.84/74,573.47
  6. Step 6: Final answer
    x = 56,003.70

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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.