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Finding the Fourth Proportional to 178,050.43, 245,709.65 and 97,483.07

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Solution

The fourth proportional to 178,050.43, 245,709.65 and 97,483.07 is: 134,526.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,050.43 : 245,709.65 = 97,483.07 : x
  2. Step 2: Convert to fraction form
    178,050.43/245,709.65 = 97,483.07/x
  3. Step 3: Cross multiply
    178,050.43x = 245,709.65 × 97,483.07
  4. Step 4: Simplify right side
    178,050.43x = 23,952,531,010.63
  5. Step 5: Solve for x
    x = 23,952,531,010.63/178,050.43
  6. Step 6: Final answer
    x = 134,526.67

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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.