Home / 53,947.24-80,779.08-43,361.08

Finding the Fourth Proportional to 53,947.24, 80,779.08 and 43,361.08

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Solution

The fourth proportional to 53,947.24, 80,779.08 and 43,361.08 is: 64,927.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,947.24 : 80,779.08 = 43,361.08 : x
  2. Step 2: Convert to fraction form
    53,947.24/80,779.08 = 43,361.08/x
  3. Step 3: Cross multiply
    53,947.24x = 80,779.08 × 43,361.08
  4. Step 4: Simplify right side
    53,947.24x = 3,502,668,150.21
  5. Step 5: Solve for x
    x = 3,502,668,150.21/53,947.24
  6. Step 6: Final answer
    x = 64,927.66

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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.