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Finding the Fourth Proportional to 116,101, 174,005.74 and 62,790.85

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Solution

The fourth proportional to 116,101, 174,005.74 and 62,790.85 is: 94,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,101 : 174,005.74 = 62,790.85 : x
  2. Step 2: Convert to fraction form
    116,101/174,005.74 = 62,790.85/x
  3. Step 3: Cross multiply
    116,101x = 174,005.74 × 62,790.85
  4. Step 4: Simplify right side
    116,101x = 10,925,968,319.48
  5. Step 5: Solve for x
    x = 10,925,968,319.48/116,101
  6. Step 6: Final answer
    x = 94,107.44

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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.