Home / 112,579.96-168,807.54-46,066.72

Finding the Fourth Proportional to 112,579.96, 168,807.54 and 46,066.72

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Solution

The fourth proportional to 112,579.96, 168,807.54 and 46,066.72 is: 69,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,579.96 : 168,807.54 = 46,066.72 : x
  2. Step 2: Convert to fraction form
    112,579.96/168,807.54 = 46,066.72/x
  3. Step 3: Cross multiply
    112,579.96x = 168,807.54 × 46,066.72
  4. Step 4: Simplify right side
    112,579.96x = 7,776,409,679.07
  5. Step 5: Solve for x
    x = 7,776,409,679.07/112,579.96
  6. Step 6: Final answer
    x = 69,074.55

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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.