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Finding the Fourth Proportional to 114,369.03, 157,829.28 and 64,068.03

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Solution

The fourth proportional to 114,369.03, 157,829.28 and 64,068.03 is: 88,413.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,369.03 : 157,829.28 = 64,068.03 : x
  2. Step 2: Convert to fraction form
    114,369.03/157,829.28 = 64,068.03/x
  3. Step 3: Cross multiply
    114,369.03x = 157,829.28 × 64,068.03
  4. Step 4: Simplify right side
    114,369.03x = 10,111,811,045.92
  5. Step 5: Solve for x
    x = 10,111,811,045.92/114,369.03
  6. Step 6: Final answer
    x = 88,413.89

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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.