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Finding the Fourth Proportional to 114,058.25, 157,398.74 and 63,069.86

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Solution

The fourth proportional to 114,058.25, 157,398.74 and 63,069.86 is: 87,035.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,058.25 : 157,398.74 = 63,069.86 : x
  2. Step 2: Convert to fraction form
    114,058.25/157,398.74 = 63,069.86/x
  3. Step 3: Cross multiply
    114,058.25x = 157,398.74 × 63,069.86
  4. Step 4: Simplify right side
    114,058.25x = 9,927,116,495.98
  5. Step 5: Solve for x
    x = 9,927,116,495.98/114,058.25
  6. Step 6: Final answer
    x = 87,035.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.