Home / 153,840.06-230,714.73-65,091.60

Finding the Fourth Proportional to 153,840.06, 230,714.73 and 65,091.60

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Solution

The fourth proportional to 153,840.06, 230,714.73 and 65,091.60 is: 97,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,840.06 : 230,714.73 = 65,091.60 : x
  2. Step 2: Convert to fraction form
    153,840.06/230,714.73 = 65,091.60/x
  3. Step 3: Cross multiply
    153,840.06x = 230,714.73 × 65,091.60
  4. Step 4: Simplify right side
    153,840.06x = 15,017,590,919.27
  5. Step 5: Solve for x
    x = 15,017,590,919.27/153,840.06
  6. Step 6: Final answer
    x = 97,618.21

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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.