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Finding the Fourth Proportional to 122,482.94, 183,726.23 and 43,595.11

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Solution

The fourth proportional to 122,482.94, 183,726.23 and 43,595.11 is: 65,393.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,482.94 : 183,726.23 = 43,595.11 : x
  2. Step 2: Convert to fraction form
    122,482.94/183,726.23 = 43,595.11/x
  3. Step 3: Cross multiply
    122,482.94x = 183,726.23 × 43,595.11
  4. Step 4: Simplify right side
    122,482.94x = 8,009,565,218.42
  5. Step 5: Solve for x
    x = 8,009,565,218.42/122,482.94
  6. Step 6: Final answer
    x = 65,393.32

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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.