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Finding the Fourth Proportional to 52,969.76, 79,416.12 and 24,875.34

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Solution

The fourth proportional to 52,969.76, 79,416.12 and 24,875.34 is: 37,294.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,969.76 : 79,416.12 = 24,875.34 : x
  2. Step 2: Convert to fraction form
    52,969.76/79,416.12 = 24,875.34/x
  3. Step 3: Cross multiply
    52,969.76x = 79,416.12 × 24,875.34
  4. Step 4: Simplify right side
    52,969.76x = 1,975,502,986.48
  5. Step 5: Solve for x
    x = 1,975,502,986.48/52,969.76
  6. Step 6: Final answer
    x = 37,294.92

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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.