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Finding the Fourth Proportional to 114,483.84, 171,726.24 and 40,560

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Solution

The fourth proportional to 114,483.84, 171,726.24 and 40,560 is: 60,840.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,483.84 : 171,726.24 = 40,560 : x
  2. Step 2: Convert to fraction form
    114,483.84/171,726.24 = 40,560/x
  3. Step 3: Cross multiply
    114,483.84x = 171,726.24 × 40,560
  4. Step 4: Simplify right side
    114,483.84x = 6,965,216,294.40
  5. Step 5: Solve for x
    x = 6,965,216,294.40/114,483.84
  6. Step 6: Final answer
    x = 60,840.17

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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.