Home / 109,325.04-163,989.60-34,447.62

Finding the Fourth Proportional to 109,325.04, 163,989.60 and 34,447.62

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Solution

The fourth proportional to 109,325.04, 163,989.60 and 34,447.62 is: 51,672.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,325.04 : 163,989.60 = 34,447.62 : x
  2. Step 2: Convert to fraction form
    109,325.04/163,989.60 = 34,447.62/x
  3. Step 3: Cross multiply
    109,325.04x = 163,989.60 × 34,447.62
  4. Step 4: Simplify right side
    109,325.04x = 5,649,051,424.75
  5. Step 5: Solve for x
    x = 5,649,051,424.75/109,325.04
  6. Step 6: Final answer
    x = 51,672.07

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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.