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Finding the Fourth Proportional to 168,536.88, 232,561.08 and 93,080.88

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Solution

The fourth proportional to 168,536.88, 232,561.08 and 93,080.88 is: 128,440.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,536.88 : 232,561.08 = 93,080.88 : x
  2. Step 2: Convert to fraction form
    168,536.88/232,561.08 = 93,080.88/x
  3. Step 3: Cross multiply
    168,536.88x = 232,561.08 × 93,080.88
  4. Step 4: Simplify right side
    168,536.88x = 21,646,989,980.15
  5. Step 5: Solve for x
    x = 21,646,989,980.15/168,536.88
  6. Step 6: Final answer
    x = 128,440.67

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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.