Home / 106,650.08-147,205.64-61,333.04

Finding the Fourth Proportional to 106,650.08, 147,205.64 and 61,333.04

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Solution

The fourth proportional to 106,650.08, 147,205.64 and 61,333.04 is: 84,656.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,650.08 : 147,205.64 = 61,333.04 : x
  2. Step 2: Convert to fraction form
    106,650.08/147,205.64 = 61,333.04/x
  3. Step 3: Cross multiply
    106,650.08x = 147,205.64 × 61,333.04
  4. Step 4: Simplify right side
    106,650.08x = 9,028,569,406.35
  5. Step 5: Solve for x
    x = 9,028,569,406.35/106,650.08
  6. Step 6: Final answer
    x = 84,656.00

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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.