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Finding the Fourth Proportional to 69,762.94, 96,188.01 and 58,988.32

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Solution

The fourth proportional to 69,762.94, 96,188.01 and 58,988.32 is: 81,332.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,762.94 : 96,188.01 = 58,988.32 : x
  2. Step 2: Convert to fraction form
    69,762.94/96,188.01 = 58,988.32/x
  3. Step 3: Cross multiply
    69,762.94x = 96,188.01 × 58,988.32
  4. Step 4: Simplify right side
    69,762.94x = 5,673,969,114.04
  5. Step 5: Solve for x
    x = 5,673,969,114.04/69,762.94
  6. Step 6: Final answer
    x = 81,332.14

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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.