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Finding the Fourth Proportional to 158,587.94, 237,882 and 47,779.94

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Solution

The fourth proportional to 158,587.94, 237,882 and 47,779.94 is: 71,669.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,587.94 : 237,882 = 47,779.94 : x
  2. Step 2: Convert to fraction form
    158,587.94/237,882 = 47,779.94/x
  3. Step 3: Cross multiply
    158,587.94x = 237,882 × 47,779.94
  4. Step 4: Simplify right side
    158,587.94x = 11,365,987,687.08
  5. Step 5: Solve for x
    x = 11,365,987,687.08/158,587.94
  6. Step 6: Final answer
    x = 71,669.94

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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.