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Finding the Fourth Proportional to 173,181.40, 259,809.90 and 98,337.40

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Solution

The fourth proportional to 173,181.40, 259,809.90 and 98,337.40 is: 147,527.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,181.40 : 259,809.90 = 98,337.40 : x
  2. Step 2: Convert to fraction form
    173,181.40/259,809.90 = 98,337.40/x
  3. Step 3: Cross multiply
    173,181.40x = 259,809.90 × 98,337.40
  4. Step 4: Simplify right side
    173,181.40x = 25,549,030,060.26
  5. Step 5: Solve for x
    x = 25,549,030,060.26/173,181.40
  6. Step 6: Final answer
    x = 147,527.56

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1.5x scale

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.