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Finding the Fourth Proportional to 153,670.70, 230,506.05 and 48,500.30

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Solution

The fourth proportional to 153,670.70, 230,506.05 and 48,500.30 is: 72,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,670.70 : 230,506.05 = 48,500.30 : x
  2. Step 2: Convert to fraction form
    153,670.70/230,506.05 = 48,500.30/x
  3. Step 3: Cross multiply
    153,670.70x = 230,506.05 × 48,500.30
  4. Step 4: Simplify right side
    153,670.70x = 11,179,612,576.82
  5. Step 5: Solve for x
    x = 11,179,612,576.82/153,670.70
  6. Step 6: Final answer
    x = 72,750.45

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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.