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Finding the Fourth Proportional to 106,046.52, 146,347.60 and 58,303.32

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Solution

The fourth proportional to 106,046.52, 146,347.60 and 58,303.32 is: 80,460.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,046.52 : 146,347.60 = 58,303.32 : x
  2. Step 2: Convert to fraction form
    106,046.52/146,347.60 = 58,303.32/x
  3. Step 3: Cross multiply
    106,046.52x = 146,347.60 × 58,303.32
  4. Step 4: Simplify right side
    106,046.52x = 8,532,550,954.03
  5. Step 5: Solve for x
    x = 8,532,550,954.03/106,046.52
  6. Step 6: Final answer
    x = 80,460.45

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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.