Home / 114,749.03-158,308.28-66,342.06

Finding the Fourth Proportional to 114,749.03, 158,308.28 and 66,342.06

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Solution

The fourth proportional to 114,749.03, 158,308.28 and 66,342.06 is: 91,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,749.03 : 158,308.28 = 66,342.06 : x
  2. Step 2: Convert to fraction form
    114,749.03/158,308.28 = 66,342.06/x
  3. Step 3: Cross multiply
    114,749.03x = 158,308.28 × 66,342.06
  4. Step 4: Simplify right side
    114,749.03x = 10,502,496,287.01
  5. Step 5: Solve for x
    x = 10,502,496,287.01/114,749.03
  6. Step 6: Final answer
    x = 91,525.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.