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Finding the Fourth Proportional to 153,851.58, 230,170.32 and 116,519.58

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Solution

The fourth proportional to 153,851.58, 230,170.32 and 116,519.58 is: 174,319.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,851.58 : 230,170.32 = 116,519.58 : x
  2. Step 2: Convert to fraction form
    153,851.58/230,170.32 = 116,519.58/x
  3. Step 3: Cross multiply
    153,851.58x = 230,170.32 × 116,519.58
  4. Step 4: Simplify right side
    153,851.58x = 26,819,349,014.87
  5. Step 5: Solve for x
    x = 26,819,349,014.87/153,851.58
  6. Step 6: Final answer
    x = 174,319.62

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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.