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Finding the Fourth Proportional to 106,483.73, 159,589.91 and 56,587.73

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Solution

The fourth proportional to 106,483.73, 159,589.91 and 56,587.73 is: 84,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,483.73 : 159,589.91 = 56,587.73 : x
  2. Step 2: Convert to fraction form
    106,483.73/159,589.91 = 56,587.73/x
  3. Step 3: Cross multiply
    106,483.73x = 159,589.91 × 56,587.73
  4. Step 4: Simplify right side
    106,483.73x = 9,030,830,081.32
  5. Step 5: Solve for x
    x = 9,030,830,081.32/106,483.73
  6. Step 6: Final answer
    x = 84,809.49

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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.