Home / 116,216.37-174,316.05-66,139.34

Finding the Fourth Proportional to 116,216.37, 174,316.05 and 66,139.34

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Solution

The fourth proportional to 116,216.37, 174,316.05 and 66,139.34 is: 99,204.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,216.37 : 174,316.05 = 66,139.34 : x
  2. Step 2: Convert to fraction form
    116,216.37/174,316.05 = 66,139.34/x
  3. Step 3: Cross multiply
    116,216.37x = 174,316.05 × 66,139.34
  4. Step 4: Simplify right side
    116,216.37x = 11,529,147,626.83
  5. Step 5: Solve for x
    x = 11,529,147,626.83/116,216.37
  6. Step 6: Final answer
    x = 99,204.16

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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.