Home / 46,282.32-69,418.01-12,085.81

Finding the Fourth Proportional to 46,282.32, 69,418.01 and 12,085.81

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Solution

The fourth proportional to 46,282.32, 69,418.01 and 12,085.81 is: 18,127.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,282.32 : 69,418.01 = 12,085.81 : x
  2. Step 2: Convert to fraction form
    46,282.32/69,418.01 = 12,085.81/x
  3. Step 3: Cross multiply
    46,282.32x = 69,418.01 × 12,085.81
  4. Step 4: Simplify right side
    46,282.32x = 838,972,736.11
  5. Step 5: Solve for x
    x = 838,972,736.11/46,282.32
  6. Step 6: Final answer
    x = 18,127.28

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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.