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Finding the Fourth Proportional to 168,000.60, 251,903.70 and 62,830.20

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Solution

The fourth proportional to 168,000.60, 251,903.70 and 62,830.20 is: 94,208.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,000.60 : 251,903.70 = 62,830.20 : x
  2. Step 2: Convert to fraction form
    168,000.60/251,903.70 = 62,830.20/x
  3. Step 3: Cross multiply
    168,000.60x = 251,903.70 × 62,830.20
  4. Step 4: Simplify right side
    168,000.60x = 15,827,159,851.74
  5. Step 5: Solve for x
    x = 15,827,159,851.74/168,000.60
  6. Step 6: Final answer
    x = 94,208.95

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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.