Home / 104,467.80-156,788.10-48,394.20

Finding the Fourth Proportional to 104,467.80, 156,788.10 and 48,394.20

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Solution

The fourth proportional to 104,467.80, 156,788.10 and 48,394.20 is: 72,631.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,467.80 : 156,788.10 = 48,394.20 : x
  2. Step 2: Convert to fraction form
    104,467.80/156,788.10 = 48,394.20/x
  3. Step 3: Cross multiply
    104,467.80x = 156,788.10 × 48,394.20
  4. Step 4: Simplify right side
    104,467.80x = 7,587,634,669.02
  5. Step 5: Solve for x
    x = 7,587,634,669.02/104,467.80
  6. Step 6: Final answer
    x = 72,631.32

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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.