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Finding the Fourth Proportional to 93,525.60, 128,993.92 and 59,539.52

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Solution

The fourth proportional to 93,525.60, 128,993.92 and 59,539.52 is: 82,119.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,525.60 : 128,993.92 = 59,539.52 : x
  2. Step 2: Convert to fraction form
    93,525.60/128,993.92 = 59,539.52/x
  3. Step 3: Cross multiply
    93,525.60x = 128,993.92 × 59,539.52
  4. Step 4: Simplify right side
    93,525.60x = 7,680,236,079.72
  5. Step 5: Solve for x
    x = 7,680,236,079.72/93,525.60
  6. Step 6: Final answer
    x = 82,119.08

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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.