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Finding the Fourth Proportional to 46,388, 64,015.52 and 26,516

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Solution

The fourth proportional to 46,388, 64,015.52 and 26,516 is: 36,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,388 : 64,015.52 = 26,516 : x
  2. Step 2: Convert to fraction form
    46,388/64,015.52 = 26,516/x
  3. Step 3: Cross multiply
    46,388x = 64,015.52 × 26,516
  4. Step 4: Simplify right side
    46,388x = 1,697,435,528.32
  5. Step 5: Solve for x
    x = 1,697,435,528.32/46,388
  6. Step 6: Final answer
    x = 36,592.13

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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.