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Finding the Fourth Proportional to 160,548.30, 240,749.55 and 60,675.30

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Solution

The fourth proportional to 160,548.30, 240,749.55 and 60,675.30 is: 90,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,548.30 : 240,749.55 = 60,675.30 : x
  2. Step 2: Convert to fraction form
    160,548.30/240,749.55 = 60,675.30/x
  3. Step 3: Cross multiply
    160,548.30x = 240,749.55 × 60,675.30
  4. Step 4: Simplify right side
    160,548.30x = 14,607,551,171.12
  5. Step 5: Solve for x
    x = 14,607,551,171.12/160,548.30
  6. Step 6: Final answer
    x = 90,985.40

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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.