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Finding the Fourth Proportional to 116,068.56, 174,118.30 and 45,931.48

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Solution

The fourth proportional to 116,068.56, 174,118.30 and 45,931.48 is: 68,903.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,068.56 : 174,118.30 = 45,931.48 : x
  2. Step 2: Convert to fraction form
    116,068.56/174,118.30 = 45,931.48/x
  3. Step 3: Cross multiply
    116,068.56x = 174,118.30 × 45,931.48
  4. Step 4: Simplify right side
    116,068.56x = 7,997,511,214.08
  5. Step 5: Solve for x
    x = 7,997,511,214.08/116,068.56
  6. Step 6: Final answer
    x = 68,903.34

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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.