Home / 104,851.56-157,276.38-42,507.24

Finding the Fourth Proportional to 104,851.56, 157,276.38 and 42,507.24

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Solution

The fourth proportional to 104,851.56, 157,276.38 and 42,507.24 is: 63,760.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,851.56 : 157,276.38 = 42,507.24 : x
  2. Step 2: Convert to fraction form
    104,851.56/157,276.38 = 42,507.24/x
  3. Step 3: Cross multiply
    104,851.56x = 157,276.38 × 42,507.24
  4. Step 4: Simplify right side
    104,851.56x = 6,685,384,830.99
  5. Step 5: Solve for x
    x = 6,685,384,830.99/104,851.56
  6. Step 6: Final answer
    x = 63,760.47

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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.