Home / 102,746.09-154,118.73-32,630.87

Finding the Fourth Proportional to 102,746.09, 154,118.73 and 32,630.87

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Solution

The fourth proportional to 102,746.09, 154,118.73 and 32,630.87 is: 48,946.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,746.09 : 154,118.73 = 32,630.87 : x
  2. Step 2: Convert to fraction form
    102,746.09/154,118.73 = 32,630.87/x
  3. Step 3: Cross multiply
    102,746.09x = 154,118.73 × 32,630.87
  4. Step 4: Simplify right side
    102,746.09x = 5,029,028,243.20
  5. Step 5: Solve for x
    x = 5,029,028,243.20/102,746.09
  6. Step 6: Final answer
    x = 48,946.18

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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.