Home / 116,235.40-174,186.75-66,212.26

Finding the Fourth Proportional to 116,235.40, 174,186.75 and 66,212.26

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Solution

The fourth proportional to 116,235.40, 174,186.75 and 66,212.26 is: 99,223.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,235.40 : 174,186.75 = 66,212.26 : x
  2. Step 2: Convert to fraction form
    116,235.40/174,186.75 = 66,212.26/x
  3. Step 3: Cross multiply
    116,235.40x = 174,186.75 × 66,212.26
  4. Step 4: Simplify right side
    116,235.40x = 11,533,298,379.56
  5. Step 5: Solve for x
    x = 11,533,298,379.56/116,235.40
  6. Step 6: Final answer
    x = 99,223.63

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1.5x scale

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.