Home / 73,030.16-100,779.36-41,198.64

Finding the Fourth Proportional to 73,030.16, 100,779.36 and 41,198.64

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Solution

The fourth proportional to 73,030.16, 100,779.36 and 41,198.64 is: 56,852.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,030.16 : 100,779.36 = 41,198.64 : x
  2. Step 2: Convert to fraction form
    73,030.16/100,779.36 = 41,198.64/x
  3. Step 3: Cross multiply
    73,030.16x = 100,779.36 × 41,198.64
  4. Step 4: Simplify right side
    73,030.16x = 4,151,972,572.07
  5. Step 5: Solve for x
    x = 4,151,972,572.07/73,030.16
  6. Step 6: Final answer
    x = 56,852.85

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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.