Home / 122,818.80-184,228.20-70,233.60

Finding the Fourth Proportional to 122,818.80, 184,228.20 and 70,233.60

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Solution

The fourth proportional to 122,818.80, 184,228.20 and 70,233.60 is: 105,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,818.80 : 184,228.20 = 70,233.60 : x
  2. Step 2: Convert to fraction form
    122,818.80/184,228.20 = 70,233.60/x
  3. Step 3: Cross multiply
    122,818.80x = 184,228.20 × 70,233.60
  4. Step 4: Simplify right side
    122,818.80x = 12,939,009,707.52
  5. Step 5: Solve for x
    x = 12,939,009,707.52/122,818.80
  6. Step 6: Final answer
    x = 105,350.40

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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.