Home / 209,433.50-314,150.28-89,473.34

Finding the Fourth Proportional to 209,433.50, 314,150.28 and 89,473.34

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Solution

The fourth proportional to 209,433.50, 314,150.28 and 89,473.34 is: 134,210.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,433.50 : 314,150.28 = 89,473.34 : x
  2. Step 2: Convert to fraction form
    209,433.50/314,150.28 = 89,473.34/x
  3. Step 3: Cross multiply
    209,433.50x = 314,150.28 × 89,473.34
  4. Step 4: Simplify right side
    209,433.50x = 28,108,074,813.54
  5. Step 5: Solve for x
    x = 28,108,074,813.54/209,433.50
  6. Step 6: Final answer
    x = 134,210.02

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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.