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Finding the Fourth Proportional to 8,830, 12,184.86 and 4,851.01

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Solution

The fourth proportional to 8,830, 12,184.86 and 4,851.01 is: 6,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830 : 12,184.86 = 4,851.01 : x
  2. Step 2: Convert to fraction form
    8,830/12,184.86 = 4,851.01/x
  3. Step 3: Cross multiply
    8,830x = 12,184.86 × 4,851.01
  4. Step 4: Simplify right side
    8,830x = 59,108,877.71
  5. Step 5: Solve for x
    x = 59,108,877.71/8,830
  6. Step 6: Final answer
    x = 6,694.10

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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.