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Finding the Fourth Proportional to 101,001.56, 151,466.88 and 55,400.10

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Solution

The fourth proportional to 101,001.56, 151,466.88 and 55,400.10 is: 83,080.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,001.56 : 151,466.88 = 55,400.10 : x
  2. Step 2: Convert to fraction form
    101,001.56/151,466.88 = 55,400.10/x
  3. Step 3: Cross multiply
    101,001.56x = 151,466.88 × 55,400.10
  4. Step 4: Simplify right side
    101,001.56x = 8,391,280,298.69
  5. Step 5: Solve for x
    x = 8,391,280,298.69/101,001.56
  6. Step 6: Final answer
    x = 83,080.70

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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.