Home / 351,511.50-527,268.06-127,030.50

Finding the Fourth Proportional to 351,511.50, 527,268.06 and 127,030.50

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Solution

The fourth proportional to 351,511.50, 527,268.06 and 127,030.50 is: 190,546.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,511.50 : 527,268.06 = 127,030.50 : x
  2. Step 2: Convert to fraction form
    351,511.50/527,268.06 = 127,030.50/x
  3. Step 3: Cross multiply
    351,511.50x = 527,268.06 × 127,030.50
  4. Step 4: Simplify right side
    351,511.50x = 66,979,125,295.83
  5. Step 5: Solve for x
    x = 66,979,125,295.83/351,511.50
  6. Step 6: Final answer
    x = 190,546.04

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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.