Home / 112,548.24-168,655.32-45,906.84

Finding the Fourth Proportional to 112,548.24, 168,655.32 and 45,906.84

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Solution

The fourth proportional to 112,548.24, 168,655.32 and 45,906.84 is: 68,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,548.24 : 168,655.32 = 45,906.84 : x
  2. Step 2: Convert to fraction form
    112,548.24/168,655.32 = 45,906.84/x
  3. Step 3: Cross multiply
    112,548.24x = 168,655.32 × 45,906.84
  4. Step 4: Simplify right side
    112,548.24x = 7,742,432,790.39
  5. Step 5: Solve for x
    x = 7,742,432,790.39/112,548.24
  6. Step 6: Final answer
    x = 68,792.13

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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.