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Finding the Fourth Proportional to 153,265.84, 211,536.04 and 95,931.88

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Solution

The fourth proportional to 153,265.84, 211,536.04 and 95,931.88 is: 132,404.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,265.84 : 211,536.04 = 95,931.88 : x
  2. Step 2: Convert to fraction form
    153,265.84/211,536.04 = 95,931.88/x
  3. Step 3: Cross multiply
    153,265.84x = 211,536.04 × 95,931.88
  4. Step 4: Simplify right side
    153,265.84x = 20,293,050,004.96
  5. Step 5: Solve for x
    x = 20,293,050,004.96/153,265.84
  6. Step 6: Final answer
    x = 132,404.26

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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.