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Finding the Fourth Proportional to 76,957.34, 106,261.24 and 59,023.94

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Solution

The fourth proportional to 76,957.34, 106,261.24 and 59,023.94 is: 81,499.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,957.34 : 106,261.24 = 59,023.94 : x
  2. Step 2: Convert to fraction form
    76,957.34/106,261.24 = 59,023.94/x
  3. Step 3: Cross multiply
    76,957.34x = 106,261.24 × 59,023.94
  4. Step 4: Simplify right side
    76,957.34x = 6,271,957,054.09
  5. Step 5: Solve for x
    x = 6,271,957,054.09/76,957.34
  6. Step 6: Final answer
    x = 81,499.14

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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.