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Finding the Fourth Proportional to 250,749.68, 376,218.16 and 101,032.45

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Solution

The fourth proportional to 250,749.68, 376,218.16 and 101,032.45 is: 151,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,749.68 : 376,218.16 = 101,032.45 : x
  2. Step 2: Convert to fraction form
    250,749.68/376,218.16 = 101,032.45/x
  3. Step 3: Cross multiply
    250,749.68x = 376,218.16 × 101,032.45
  4. Step 4: Simplify right side
    250,749.68x = 38,010,240,053.04
  5. Step 5: Solve for x
    x = 38,010,240,053.04/250,749.68
  6. Step 6: Final answer
    x = 151,586.40

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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.