Home / 46,973.12-70,460.04-11,912.72

Finding the Fourth Proportional to 46,973.12, 70,460.04 and 11,912.72

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Solution

The fourth proportional to 46,973.12, 70,460.04 and 11,912.72 is: 17,869.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,973.12 : 70,460.04 = 11,912.72 : x
  2. Step 2: Convert to fraction form
    46,973.12/70,460.04 = 11,912.72/x
  3. Step 3: Cross multiply
    46,973.12x = 70,460.04 × 11,912.72
  4. Step 4: Simplify right side
    46,973.12x = 839,370,727.71
  5. Step 5: Solve for x
    x = 839,370,727.71/46,973.12
  6. Step 6: Final answer
    x = 17,869.17

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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.