Home / 46,451.84-69,677.60-13,172.18

Finding the Fourth Proportional to 46,451.84, 69,677.60 and 13,172.18

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Solution

The fourth proportional to 46,451.84, 69,677.60 and 13,172.18 is: 19,758.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,451.84 : 69,677.60 = 13,172.18 : x
  2. Step 2: Convert to fraction form
    46,451.84/69,677.60 = 13,172.18/x
  3. Step 3: Cross multiply
    46,451.84x = 69,677.60 × 13,172.18
  4. Step 4: Simplify right side
    46,451.84x = 917,805,889.17
  5. Step 5: Solve for x
    x = 917,805,889.17/46,451.84
  6. Step 6: Final answer
    x = 19,758.22

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1.5x scale

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.