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Finding the Fourth Proportional to 98,957.60, 148,424.54 and 27,885.56

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Solution

The fourth proportional to 98,957.60, 148,424.54 and 27,885.56 is: 41,825.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,957.60 : 148,424.54 = 27,885.56 : x
  2. Step 2: Convert to fraction form
    98,957.60/148,424.54 = 27,885.56/x
  3. Step 3: Cross multiply
    98,957.60x = 148,424.54 × 27,885.56
  4. Step 4: Simplify right side
    98,957.60x = 4,138,901,415.64
  5. Step 5: Solve for x
    x = 4,138,901,415.64/98,957.60
  6. Step 6: Final answer
    x = 41,825.00

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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.