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Finding the Fourth Proportional to 28,983, 43,445.06 and 16,477.16

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Solution

The fourth proportional to 28,983, 43,445.06 and 16,477.16 is: 24,699.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,983 : 43,445.06 = 16,477.16 : x
  2. Step 2: Convert to fraction form
    28,983/43,445.06 = 16,477.16/x
  3. Step 3: Cross multiply
    28,983x = 43,445.06 × 16,477.16
  4. Step 4: Simplify right side
    28,983x = 715,851,204.83
  5. Step 5: Solve for x
    x = 715,851,204.83/28,983
  6. Step 6: Final answer
    x = 24,699.00

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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.