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Finding the Fourth Proportional to 214,607.88, 296,156.70 and 119,115.40

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Solution

The fourth proportional to 214,607.88, 296,156.70 and 119,115.40 is: 164,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,607.88 : 296,156.70 = 119,115.40 : x
  2. Step 2: Convert to fraction form
    214,607.88/296,156.70 = 119,115.40/x
  3. Step 3: Cross multiply
    214,607.88x = 296,156.70 × 119,115.40
  4. Step 4: Simplify right side
    214,607.88x = 35,276,823,783.18
  5. Step 5: Solve for x
    x = 35,276,823,783.18/214,607.88
  6. Step 6: Final answer
    x = 164,378.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.