Home / 162,087.03-223,680.38-90,467.04

Finding the Fourth Proportional to 162,087.03, 223,680.38 and 90,467.04

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Solution

The fourth proportional to 162,087.03, 223,680.38 and 90,467.04 is: 124,844.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,087.03 : 223,680.38 = 90,467.04 : x
  2. Step 2: Convert to fraction form
    162,087.03/223,680.38 = 90,467.04/x
  3. Step 3: Cross multiply
    162,087.03x = 223,680.38 × 90,467.04
  4. Step 4: Simplify right side
    162,087.03x = 20,235,701,432.34
  5. Step 5: Solve for x
    x = 20,235,701,432.34/162,087.03
  6. Step 6: Final answer
    x = 124,844.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.