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Finding the Fourth Proportional to 114,555.67, 171,603.56 and 58,393.51

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Solution

The fourth proportional to 114,555.67, 171,603.56 and 58,393.51 is: 87,473.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,555.67 : 171,603.56 = 58,393.51 : x
  2. Step 2: Convert to fraction form
    114,555.67/171,603.56 = 58,393.51/x
  3. Step 3: Cross multiply
    114,555.67x = 171,603.56 × 58,393.51
  4. Step 4: Simplify right side
    114,555.67x = 10,020,533,913.87
  5. Step 5: Solve for x
    x = 10,020,533,913.87/114,555.67
  6. Step 6: Final answer
    x = 87,473.05

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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.