Home / 214,172.80-295,560.96-118,680.64

Finding the Fourth Proportional to 214,172.80, 295,560.96 and 118,680.64

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Solution

The fourth proportional to 214,172.80, 295,560.96 and 118,680.64 is: 163,780.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,172.80 : 295,560.96 = 118,680.64 : x
  2. Step 2: Convert to fraction form
    214,172.80/295,560.96 = 118,680.64/x
  3. Step 3: Cross multiply
    214,172.80x = 295,560.96 × 118,680.64
  4. Step 4: Simplify right side
    214,172.80x = 35,077,363,891.81
  5. Step 5: Solve for x
    x = 35,077,363,891.81/214,172.80
  6. Step 6: Final answer
    x = 163,780.67

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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.