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Finding the Fourth Proportional to 58,907.64, 88,389.81 and 29,328.06

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Solution

The fourth proportional to 58,907.64, 88,389.81 and 29,328.06 is: 44,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,907.64 : 88,389.81 = 29,328.06 : x
  2. Step 2: Convert to fraction form
    58,907.64/88,389.81 = 29,328.06/x
  3. Step 3: Cross multiply
    58,907.64x = 88,389.81 × 29,328.06
  4. Step 4: Simplify right side
    58,907.64x = 2,592,301,651.07
  5. Step 5: Solve for x
    x = 2,592,301,651.07/58,907.64
  6. Step 6: Final answer
    x = 44,006.20

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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.