Home / 30,157.36-45,265.64-25,191.63

Finding the Fourth Proportional to 30,157.36, 45,265.64 and 25,191.63

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Solution

The fourth proportional to 30,157.36, 45,265.64 and 25,191.63 is: 37,812.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,157.36 : 45,265.64 = 25,191.63 : x
  2. Step 2: Convert to fraction form
    30,157.36/45,265.64 = 25,191.63/x
  3. Step 3: Cross multiply
    30,157.36x = 45,265.64 × 25,191.63
  4. Step 4: Simplify right side
    30,157.36x = 1,140,315,080.96
  5. Step 5: Solve for x
    x = 1,140,315,080.96/30,157.36
  6. Step 6: Final answer
    x = 37,812.17

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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.