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Finding the Fourth Proportional to 93,854.28, 140,783.34 and 34,659.48

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Solution

The fourth proportional to 93,854.28, 140,783.34 and 34,659.48 is: 51,989.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,854.28 : 140,783.34 = 34,659.48 : x
  2. Step 2: Convert to fraction form
    93,854.28/140,783.34 = 34,659.48/x
  3. Step 3: Cross multiply
    93,854.28x = 140,783.34 × 34,659.48
  4. Step 4: Simplify right side
    93,854.28x = 4,879,477,357.06
  5. Step 5: Solve for x
    x = 4,879,477,357.06/93,854.28
  6. Step 6: Final answer
    x = 51,989.93

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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.