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Finding the Fourth Proportional to 161,283.92, 241,931.34 and 56,103.80

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Solution

The fourth proportional to 161,283.92, 241,931.34 and 56,103.80 is: 84,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,283.92 : 241,931.34 = 56,103.80 : x
  2. Step 2: Convert to fraction form
    161,283.92/241,931.34 = 56,103.80/x
  3. Step 3: Cross multiply
    161,283.92x = 241,931.34 × 56,103.80
  4. Step 4: Simplify right side
    161,283.92x = 13,573,267,513.09
  5. Step 5: Solve for x
    x = 13,573,267,513.09/161,283.92
  6. Step 6: Final answer
    x = 84,157.60

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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.