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Finding the Fourth Proportional to 105,059.94, 156,770.49 and 93,737.44

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Solution

The fourth proportional to 105,059.94, 156,770.49 and 93,737.44 is: 139,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,059.94 : 156,770.49 = 93,737.44 : x
  2. Step 2: Convert to fraction form
    105,059.94/156,770.49 = 93,737.44/x
  3. Step 3: Cross multiply
    105,059.94x = 156,770.49 × 93,737.44
  4. Step 4: Simplify right side
    105,059.94x = 14,695,263,538.52
  5. Step 5: Solve for x
    x = 14,695,263,538.52/105,059.94
  6. Step 6: Final answer
    x = 139,875.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.