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Finding the Fourth Proportional to 248,895.74, 373,193.48 and 99,159.14

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Solution

The fourth proportional to 248,895.74, 373,193.48 and 99,159.14 is: 148,678.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,895.74 : 373,193.48 = 99,159.14 : x
  2. Step 2: Convert to fraction form
    248,895.74/373,193.48 = 99,159.14/x
  3. Step 3: Cross multiply
    248,895.74x = 373,193.48 × 99,159.14
  4. Step 4: Simplify right side
    248,895.74x = 37,005,544,530.41
  5. Step 5: Solve for x
    x = 37,005,544,530.41/248,895.74
  6. Step 6: Final answer
    x = 148,678.90

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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.