Home / 67,005.60-100,508.40-44,698.20

Finding the Fourth Proportional to 67,005.60, 100,508.40 and 44,698.20

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Solution

The fourth proportional to 67,005.60, 100,508.40 and 44,698.20 is: 67,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,005.60 : 100,508.40 = 44,698.20 : x
  2. Step 2: Convert to fraction form
    67,005.60/100,508.40 = 44,698.20/x
  3. Step 3: Cross multiply
    67,005.60x = 100,508.40 × 44,698.20
  4. Step 4: Simplify right side
    67,005.60x = 4,492,544,564.88
  5. Step 5: Solve for x
    x = 4,492,544,564.88/67,005.60
  6. Step 6: Final answer
    x = 67,047.30

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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.