Home / 126,450.16-174,486.36-69,858.16

Finding the Fourth Proportional to 126,450.16, 174,486.36 and 69,858.16

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Solution

The fourth proportional to 126,450.16, 174,486.36 and 69,858.16 is: 96,396.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,450.16 : 174,486.36 = 69,858.16 : x
  2. Step 2: Convert to fraction form
    126,450.16/174,486.36 = 69,858.16/x
  3. Step 3: Cross multiply
    126,450.16x = 174,486.36 × 69,858.16
  4. Step 4: Simplify right side
    126,450.16x = 12,189,296,054.70
  5. Step 5: Solve for x
    x = 12,189,296,054.70/126,450.16
  6. Step 6: Final answer
    x = 96,396.05

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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.