Home / 102,622.08-141,631.20-62,333.04

Finding the Fourth Proportional to 102,622.08, 141,631.20 and 62,333.04

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Solution

The fourth proportional to 102,622.08, 141,631.20 and 62,333.04 is: 86,027.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,622.08 : 141,631.20 = 62,333.04 : x
  2. Step 2: Convert to fraction form
    102,622.08/141,631.20 = 62,333.04/x
  3. Step 3: Cross multiply
    102,622.08x = 141,631.20 × 62,333.04
  4. Step 4: Simplify right side
    102,622.08x = 8,828,303,254.85
  5. Step 5: Solve for x
    x = 8,828,303,254.85/102,622.08
  6. Step 6: Final answer
    x = 86,027.33

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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.