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Finding the Fourth Proportional to 108,585.75, 162,838.68 and 37,490.33

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Solution

The fourth proportional to 108,585.75, 162,838.68 and 37,490.33 is: 56,221.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,585.75 : 162,838.68 = 37,490.33 : x
  2. Step 2: Convert to fraction form
    108,585.75/162,838.68 = 37,490.33/x
  3. Step 3: Cross multiply
    108,585.75x = 162,838.68 × 37,490.33
  4. Step 4: Simplify right side
    108,585.75x = 6,104,875,035.77
  5. Step 5: Solve for x
    x = 6,104,875,035.77/108,585.75
  6. Step 6: Final answer
    x = 56,221.70

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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.