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Finding the Fourth Proportional to 248,886.20, 373,330.65 and 61,897.70

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Solution

The fourth proportional to 248,886.20, 373,330.65 and 61,897.70 is: 92,846.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,886.20 : 373,330.65 = 61,897.70 : x
  2. Step 2: Convert to fraction form
    248,886.20/373,330.65 = 61,897.70/x
  3. Step 3: Cross multiply
    248,886.20x = 373,330.65 × 61,897.70
  4. Step 4: Simplify right side
    248,886.20x = 23,108,308,574.51
  5. Step 5: Solve for x
    x = 23,108,308,574.51/248,886.20
  6. Step 6: Final answer
    x = 92,846.89

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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.