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Finding the Fourth Proportional to 123,575.90, 184,920.98 and 106,993.17

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Solution

The fourth proportional to 123,575.90, 184,920.98 and 106,993.17 is: 160,106.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,575.90 : 184,920.98 = 106,993.17 : x
  2. Step 2: Convert to fraction form
    123,575.90/184,920.98 = 106,993.17/x
  3. Step 3: Cross multiply
    123,575.90x = 184,920.98 × 106,993.17
  4. Step 4: Simplify right side
    123,575.90x = 19,785,281,314.74
  5. Step 5: Solve for x
    x = 19,785,281,314.74/123,575.90
  6. Step 6: Final answer
    x = 160,106.32

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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.