Home / 50,430.12-75,645.34-15,369.64

Finding the Fourth Proportional to 50,430.12, 75,645.34 and 15,369.64

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Solution

The fourth proportional to 50,430.12, 75,645.34 and 15,369.64 is: 23,054.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,430.12 : 75,645.34 = 15,369.64 : x
  2. Step 2: Convert to fraction form
    50,430.12/75,645.34 = 15,369.64/x
  3. Step 3: Cross multiply
    50,430.12x = 75,645.34 × 15,369.64
  4. Step 4: Simplify right side
    50,430.12x = 1,162,641,643.48
  5. Step 5: Solve for x
    x = 1,162,641,643.48/50,430.12
  6. Step 6: Final answer
    x = 23,054.51

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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.