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Finding the Fourth Proportional to 107,008.79, 160,539.80 and 32,130.26

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Solution

The fourth proportional to 107,008.79, 160,539.80 and 32,130.26 is: 48,203.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,008.79 : 160,539.80 = 32,130.26 : x
  2. Step 2: Convert to fraction form
    107,008.79/160,539.80 = 32,130.26/x
  3. Step 3: Cross multiply
    107,008.79x = 160,539.80 × 32,130.26
  4. Step 4: Simplify right side
    107,008.79x = 5,158,184,551.00
  5. Step 5: Solve for x
    x = 5,158,184,551.00/107,008.79
  6. Step 6: Final answer
    x = 48,203.37

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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.