Home / 126,450.18-174,500.01-69,860.34

Finding the Fourth Proportional to 126,450.18, 174,500.01 and 69,860.34

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Solution

The fourth proportional to 126,450.18, 174,500.01 and 69,860.34 is: 96,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,450.18 : 174,500.01 = 69,860.34 : x
  2. Step 2: Convert to fraction form
    126,450.18/174,500.01 = 69,860.34/x
  3. Step 3: Cross multiply
    126,450.18x = 174,500.01 × 69,860.34
  4. Step 4: Simplify right side
    126,450.18x = 12,190,630,028.60
  5. Step 5: Solve for x
    x = 12,190,630,028.60/126,450.18
  6. Step 6: Final answer
    x = 96,406.59

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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.