Home / 114,598.12-158,112.96-74,313.52

Finding the Fourth Proportional to 114,598.12, 158,112.96 and 74,313.52

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Solution

The fourth proportional to 114,598.12, 158,112.96 and 74,313.52 is: 102,531.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,598.12 : 158,112.96 = 74,313.52 : x
  2. Step 2: Convert to fraction form
    114,598.12/158,112.96 = 74,313.52/x
  3. Step 3: Cross multiply
    114,598.12x = 158,112.96 × 74,313.52
  4. Step 4: Simplify right side
    114,598.12x = 11,749,930,615.22
  5. Step 5: Solve for x
    x = 11,749,930,615.22/114,598.12
  6. Step 6: Final answer
    x = 102,531.62

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1.5x scale

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.