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Finding the Fourth Proportional to 108,298.80, 162,459.06 and 37,212.08

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Solution

The fourth proportional to 108,298.80, 162,459.06 and 37,212.08 is: 55,821.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,298.80 : 162,459.06 = 37,212.08 : x
  2. Step 2: Convert to fraction form
    108,298.80/162,459.06 = 37,212.08/x
  3. Step 3: Cross multiply
    108,298.80x = 162,459.06 × 37,212.08
  4. Step 4: Simplify right side
    108,298.80x = 6,045,438,585.60
  5. Step 5: Solve for x
    x = 6,045,438,585.60/108,298.80
  6. Step 6: Final answer
    x = 55,821.84

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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.