Home / 231,201.76-346,802.64-64,989.76

Finding the Fourth Proportional to 231,201.76, 346,802.64 and 64,989.76

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Solution

The fourth proportional to 231,201.76, 346,802.64 and 64,989.76 is: 97,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,201.76 : 346,802.64 = 64,989.76 : x
  2. Step 2: Convert to fraction form
    231,201.76/346,802.64 = 64,989.76/x
  3. Step 3: Cross multiply
    231,201.76x = 346,802.64 × 64,989.76
  4. Step 4: Simplify right side
    231,201.76x = 22,538,620,340.97
  5. Step 5: Solve for x
    x = 22,538,620,340.97/231,201.76
  6. Step 6: Final answer
    x = 97,484.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.