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Finding the Fourth Proportional to 106,973.74, 160,410.15 and 39,488.74

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Solution

The fourth proportional to 106,973.74, 160,410.15 and 39,488.74 is: 59,214.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,973.74 : 160,410.15 = 39,488.74 : x
  2. Step 2: Convert to fraction form
    106,973.74/160,410.15 = 39,488.74/x
  3. Step 3: Cross multiply
    106,973.74x = 160,410.15 × 39,488.74
  4. Step 4: Simplify right side
    106,973.74x = 6,334,394,706.71
  5. Step 5: Solve for x
    x = 6,334,394,706.71/106,973.74
  6. Step 6: Final answer
    x = 59,214.48

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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.