Home / 209,255.56-288,775.80-113,762.04

Finding the Fourth Proportional to 209,255.56, 288,775.80 and 113,762.04

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Solution

The fourth proportional to 209,255.56, 288,775.80 and 113,762.04 is: 156,993.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,255.56 : 288,775.80 = 113,762.04 : x
  2. Step 2: Convert to fraction form
    209,255.56/288,775.80 = 113,762.04/x
  3. Step 3: Cross multiply
    209,255.56x = 288,775.80 × 113,762.04
  4. Step 4: Simplify right side
    209,255.56x = 32,851,724,110.63
  5. Step 5: Solve for x
    x = 32,851,724,110.63/209,255.56
  6. Step 6: Final answer
    x = 156,993.32

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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.