Home / 104,821.56-157,298.04-42,492.24

Finding the Fourth Proportional to 104,821.56, 157,298.04 and 42,492.24

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Solution

The fourth proportional to 104,821.56, 157,298.04 and 42,492.24 is: 63,764.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,821.56 : 157,298.04 = 42,492.24 : x
  2. Step 2: Convert to fraction form
    104,821.56/157,298.04 = 42,492.24/x
  3. Step 3: Cross multiply
    104,821.56x = 157,298.04 × 42,492.24
  4. Step 4: Simplify right side
    104,821.56x = 6,683,946,067.21
  5. Step 5: Solve for x
    x = 6,683,946,067.21/104,821.56
  6. Step 6: Final answer
    x = 63,764.99

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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.