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Finding the Fourth Proportional to 235,775.40, 353,663.10 and 95,538.60

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Solution

The fourth proportional to 235,775.40, 353,663.10 and 95,538.60 is: 143,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,775.40 : 353,663.10 = 95,538.60 : x
  2. Step 2: Convert to fraction form
    235,775.40/353,663.10 = 95,538.60/x
  3. Step 3: Cross multiply
    235,775.40x = 353,663.10 × 95,538.60
  4. Step 4: Simplify right side
    235,775.40x = 33,788,477,445.66
  5. Step 5: Solve for x
    x = 33,788,477,445.66/235,775.40
  6. Step 6: Final answer
    x = 143,307.90

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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.