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Finding the Fourth Proportional to 58,981.36, 88,301.50 and 52,896.90

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Solution

The fourth proportional to 58,981.36, 88,301.50 and 52,896.90 is: 79,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,981.36 : 88,301.50 = 52,896.90 : x
  2. Step 2: Convert to fraction form
    58,981.36/88,301.50 = 52,896.90/x
  3. Step 3: Cross multiply
    58,981.36x = 88,301.50 × 52,896.90
  4. Step 4: Simplify right side
    58,981.36x = 4,670,875,615.35
  5. Step 5: Solve for x
    x = 4,670,875,615.35/58,981.36
  6. Step 6: Final answer
    x = 79,192.40

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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.