Home / 236,297.36-354,339.43-67,779.45

Finding the Fourth Proportional to 236,297.36, 354,339.43 and 67,779.45

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Solution

The fourth proportional to 236,297.36, 354,339.43 and 67,779.45 is: 101,638.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,297.36 : 354,339.43 = 67,779.45 : x
  2. Step 2: Convert to fraction form
    236,297.36/354,339.43 = 67,779.45/x
  3. Step 3: Cross multiply
    236,297.36x = 354,339.43 × 67,779.45
  4. Step 4: Simplify right side
    236,297.36x = 24,016,931,509.26
  5. Step 5: Solve for x
    x = 24,016,931,509.26/236,297.36
  6. Step 6: Final answer
    x = 101,638.59

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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.