Home / 164,478.04-246,518.26-80,111.78

Finding the Fourth Proportional to 164,478.04, 246,518.26 and 80,111.78

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Solution

The fourth proportional to 164,478.04, 246,518.26 and 80,111.78 is: 120,070.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,478.04 : 246,518.26 = 80,111.78 : x
  2. Step 2: Convert to fraction form
    164,478.04/246,518.26 = 80,111.78/x
  3. Step 3: Cross multiply
    164,478.04x = 246,518.26 × 80,111.78
  4. Step 4: Simplify right side
    164,478.04x = 19,749,016,826.84
  5. Step 5: Solve for x
    x = 19,749,016,826.84/164,478.04
  6. Step 6: Final answer
    x = 120,070.84

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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.