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Finding the Fourth Proportional to 114,370.80, 157,809.24 and 64,060.08

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Solution

The fourth proportional to 114,370.80, 157,809.24 and 64,060.08 is: 88,390.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,370.80 : 157,809.24 = 64,060.08 : x
  2. Step 2: Convert to fraction form
    114,370.80/157,809.24 = 64,060.08/x
  3. Step 3: Cross multiply
    114,370.80x = 157,809.24 × 64,060.08
  4. Step 4: Simplify right side
    114,370.80x = 10,109,272,539.14
  5. Step 5: Solve for x
    x = 10,109,272,539.14/114,370.80
  6. Step 6: Final answer
    x = 88,390.33

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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.