Home / 199,779.10-275,703.52-114,896.22

Finding the Fourth Proportional to 199,779.10, 275,703.52 and 114,896.22

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Solution

The fourth proportional to 199,779.10, 275,703.52 and 114,896.22 is: 158,561.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,779.10 : 275,703.52 = 114,896.22 : x
  2. Step 2: Convert to fraction form
    199,779.10/275,703.52 = 114,896.22/x
  3. Step 3: Cross multiply
    199,779.10x = 275,703.52 × 114,896.22
  4. Step 4: Simplify right side
    199,779.10x = 31,677,292,288.69
  5. Step 5: Solve for x
    x = 31,677,292,288.69/199,779.10
  6. Step 6: Final answer
    x = 158,561.59

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1.5x scale

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.