Home / 65,333.40-90,210.92-50,202.04

Finding the Fourth Proportional to 65,333.40, 90,210.92 and 50,202.04

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Solution

The fourth proportional to 65,333.40, 90,210.92 and 50,202.04 is: 69,317.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,333.40 : 90,210.92 = 50,202.04 : x
  2. Step 2: Convert to fraction form
    65,333.40/90,210.92 = 50,202.04/x
  3. Step 3: Cross multiply
    65,333.40x = 90,210.92 × 50,202.04
  4. Step 4: Simplify right side
    65,333.40x = 4,528,772,214.28
  5. Step 5: Solve for x
    x = 4,528,772,214.28/65,333.40
  6. Step 6: Final answer
    x = 69,317.87

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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.