Home / 46,015.24-69,023.10-12,735.40

Finding the Fourth Proportional to 46,015.24, 69,023.10 and 12,735.40

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Solution

The fourth proportional to 46,015.24, 69,023.10 and 12,735.40 is: 19,103.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,015.24 : 69,023.10 = 12,735.40 : x
  2. Step 2: Convert to fraction form
    46,015.24/69,023.10 = 12,735.40/x
  3. Step 3: Cross multiply
    46,015.24x = 69,023.10 × 12,735.40
  4. Step 4: Simplify right side
    46,015.24x = 879,036,787.74
  5. Step 5: Solve for x
    x = 879,036,787.74/46,015.24
  6. Step 6: Final answer
    x = 19,103.17

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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.