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Finding the Fourth Proportional to 153,862.58, 230,186.82 and 116,530.58

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Solution

The fourth proportional to 153,862.58, 230,186.82 and 116,530.58 is: 174,336.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,862.58 : 230,186.82 = 116,530.58 : x
  2. Step 2: Convert to fraction form
    153,862.58/230,186.82 = 116,530.58/x
  3. Step 3: Cross multiply
    153,862.58x = 230,186.82 × 116,530.58
  4. Step 4: Simplify right side
    153,862.58x = 26,823,803,642.96
  5. Step 5: Solve for x
    x = 26,823,803,642.96/153,862.58
  6. Step 6: Final answer
    x = 174,336.11

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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.