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Finding the Fourth Proportional to 62,670.16, 86,495.88 and 37,190.58

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Solution

The fourth proportional to 62,670.16, 86,495.88 and 37,190.58 is: 51,329.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,670.16 : 86,495.88 = 37,190.58 : x
  2. Step 2: Convert to fraction form
    62,670.16/86,495.88 = 37,190.58/x
  3. Step 3: Cross multiply
    62,670.16x = 86,495.88 × 37,190.58
  4. Step 4: Simplify right side
    62,670.16x = 3,216,831,944.81
  5. Step 5: Solve for x
    x = 3,216,831,944.81/62,670.16
  6. Step 6: Final answer
    x = 51,329.56

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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.