Home / 162,172.05-243,258.08-106,184.85

Finding the Fourth Proportional to 162,172.05, 243,258.08 and 106,184.85

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Solution

The fourth proportional to 162,172.05, 243,258.08 and 106,184.85 is: 159,277.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,172.05 : 243,258.08 = 106,184.85 : x
  2. Step 2: Convert to fraction form
    162,172.05/243,258.08 = 106,184.85/x
  3. Step 3: Cross multiply
    162,172.05x = 243,258.08 × 106,184.85
  4. Step 4: Simplify right side
    162,172.05x = 25,830,322,205.16
  5. Step 5: Solve for x
    x = 25,830,322,205.16/162,172.05
  6. Step 6: Final answer
    x = 159,277.28

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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.