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Finding the Fourth Proportional to 162,181.60, 243,271.80 and 43,852.93

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Solution

The fourth proportional to 162,181.60, 243,271.80 and 43,852.93 is: 65,779.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,181.60 : 243,271.80 = 43,852.93 : x
  2. Step 2: Convert to fraction form
    162,181.60/243,271.80 = 43,852.93/x
  3. Step 3: Cross multiply
    162,181.60x = 243,271.80 × 43,852.93
  4. Step 4: Simplify right side
    162,181.60x = 10,668,181,216.37
  5. Step 5: Solve for x
    x = 10,668,181,216.37/162,181.60
  6. Step 6: Final answer
    x = 65,779.23

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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.