Home / 46,618.83-64,338.63-28,468.55

Finding the Fourth Proportional to 46,618.83, 64,338.63 and 28,468.55

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Solution

The fourth proportional to 46,618.83, 64,338.63 and 28,468.55 is: 39,289.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,618.83 : 64,338.63 = 28,468.55 : x
  2. Step 2: Convert to fraction form
    46,618.83/64,338.63 = 28,468.55/x
  3. Step 3: Cross multiply
    46,618.83x = 64,338.63 × 28,468.55
  4. Step 4: Simplify right side
    46,618.83x = 1,831,627,665.93
  5. Step 5: Solve for x
    x = 1,831,627,665.93/46,618.83
  6. Step 6: Final answer
    x = 39,289.44

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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.