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Finding the Fourth Proportional to 239,570, 359,000.00 and 97,242.09

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Solution

The fourth proportional to 239,570, 359,000.00 and 97,242.09 is: 145,719.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,570 : 359,000.00 = 97,242.09 : x
  2. Step 2: Convert to fraction form
    239,570/359,000.00 = 97,242.09/x
  3. Step 3: Cross multiply
    239,570x = 359,000.00 × 97,242.09
  4. Step 4: Simplify right side
    239,570x = 34,909,909,823.79
  5. Step 5: Solve for x
    x = 34,909,909,823.79/239,570
  6. Step 6: Final answer
    x = 145,719.04

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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.