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Finding the Fourth Proportional to 46,552, 64,235.28 and 28,649.92

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Solution

The fourth proportional to 46,552, 64,235.28 and 28,649.92 is: 39,532.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,552 : 64,235.28 = 28,649.92 : x
  2. Step 2: Convert to fraction form
    46,552/64,235.28 = 28,649.92/x
  3. Step 3: Cross multiply
    46,552x = 64,235.28 × 28,649.92
  4. Step 4: Simplify right side
    46,552x = 1,840,335,633.18
  5. Step 5: Solve for x
    x = 1,840,335,633.18/46,552
  6. Step 6: Final answer
    x = 39,532.90

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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.