Home / 177,019.20-265,528.80-149,025.60

Finding the Fourth Proportional to 177,019.20, 265,528.80 and 149,025.60

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Solution

The fourth proportional to 177,019.20, 265,528.80 and 149,025.60 is: 223,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,019.20 : 265,528.80 = 149,025.60 : x
  2. Step 2: Convert to fraction form
    177,019.20/265,528.80 = 149,025.60/x
  3. Step 3: Cross multiply
    177,019.20x = 265,528.80 × 149,025.60
  4. Step 4: Simplify right side
    177,019.20x = 39,570,588,737.28
  5. Step 5: Solve for x
    x = 39,570,588,737.28/177,019.20
  6. Step 6: Final answer
    x = 223,538.40

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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.