Home / 104,390.22-156,585.33-30,518.22

Finding the Fourth Proportional to 104,390.22, 156,585.33 and 30,518.22

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Solution

The fourth proportional to 104,390.22, 156,585.33 and 30,518.22 is: 45,777.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,390.22 : 156,585.33 = 30,518.22 : x
  2. Step 2: Convert to fraction form
    104,390.22/156,585.33 = 30,518.22/x
  3. Step 3: Cross multiply
    104,390.22x = 156,585.33 × 30,518.22
  4. Step 4: Simplify right side
    104,390.22x = 4,778,705,549.71
  5. Step 5: Solve for x
    x = 4,778,705,549.71/104,390.22
  6. Step 6: Final answer
    x = 45,777.33

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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.