Home / 103,514.40-155,272.32-44,300.16

Finding the Fourth Proportional to 103,514.40, 155,272.32 and 44,300.16

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Solution

The fourth proportional to 103,514.40, 155,272.32 and 44,300.16 is: 66,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,514.40 : 155,272.32 = 44,300.16 : x
  2. Step 2: Convert to fraction form
    103,514.40/155,272.32 = 44,300.16/x
  3. Step 3: Cross multiply
    103,514.40x = 155,272.32 × 44,300.16
  4. Step 4: Simplify right side
    103,514.40x = 6,878,588,619.57
  5. Step 5: Solve for x
    x = 6,878,588,619.57/103,514.40
  6. Step 6: Final answer
    x = 66,450.55

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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.