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Finding the Fourth Proportional to 116,457.72, 174,686.58 and 92,974.20

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Solution

The fourth proportional to 116,457.72, 174,686.58 and 92,974.20 is: 139,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,457.72 : 174,686.58 = 92,974.20 : x
  2. Step 2: Convert to fraction form
    116,457.72/174,686.58 = 92,974.20/x
  3. Step 3: Cross multiply
    116,457.72x = 174,686.58 × 92,974.20
  4. Step 4: Simplify right side
    116,457.72x = 16,241,345,026.24
  5. Step 5: Solve for x
    x = 16,241,345,026.24/116,457.72
  6. Step 6: Final answer
    x = 139,461.30

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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.