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Finding the Fourth Proportional to 214,995.76, 296,697.71 and 118,203.71

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Solution

The fourth proportional to 214,995.76, 296,697.71 and 118,203.71 is: 163,123.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,995.76 : 296,697.71 = 118,203.71 : x
  2. Step 2: Convert to fraction form
    214,995.76/296,697.71 = 118,203.71/x
  3. Step 3: Cross multiply
    214,995.76x = 296,697.71 × 118,203.71
  4. Step 4: Simplify right side
    214,995.76x = 35,070,770,070.50
  5. Step 5: Solve for x
    x = 35,070,770,070.50/214,995.76
  6. Step 6: Final answer
    x = 163,123.08

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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.