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Finding the Fourth Proportional to 98,094.70, 147,036.75 and 38,848.06

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Solution

The fourth proportional to 98,094.70, 147,036.75 and 38,848.06 is: 58,230.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,094.70 : 147,036.75 = 38,848.06 : x
  2. Step 2: Convert to fraction form
    98,094.70/147,036.75 = 38,848.06/x
  3. Step 3: Cross multiply
    98,094.70x = 147,036.75 × 38,848.06
  4. Step 4: Simplify right side
    98,094.70x = 5,712,092,486.21
  5. Step 5: Solve for x
    x = 5,712,092,486.21/98,094.70
  6. Step 6: Final answer
    x = 58,230.39

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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.