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Finding the Fourth Proportional to 104,347.60, 156,302.70 and 93,266.80

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Solution

The fourth proportional to 104,347.60, 156,302.70 and 93,266.80 is: 139,704.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,347.60 : 156,302.70 = 93,266.80 : x
  2. Step 2: Convert to fraction form
    104,347.60/156,302.70 = 93,266.80/x
  3. Step 3: Cross multiply
    104,347.60x = 156,302.70 × 93,266.80
  4. Step 4: Simplify right side
    104,347.60x = 14,577,852,660.36
  5. Step 5: Solve for x
    x = 14,577,852,660.36/104,347.60
  6. Step 6: Final answer
    x = 139,704.72

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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.