Home / 165,531.30-248,206.23-65,590.26

Finding the Fourth Proportional to 165,531.30, 248,206.23 and 65,590.26

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Solution

The fourth proportional to 165,531.30, 248,206.23 and 65,590.26 is: 98,349.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,531.30 : 248,206.23 = 65,590.26 : x
  2. Step 2: Convert to fraction form
    165,531.30/248,206.23 = 65,590.26/x
  3. Step 3: Cross multiply
    165,531.30x = 248,206.23 × 65,590.26
  4. Step 4: Simplify right side
    165,531.30x = 16,279,911,159.32
  5. Step 5: Solve for x
    x = 16,279,911,159.32/165,531.30
  6. Step 6: Final answer
    x = 98,349.44

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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.