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Finding the Fourth Proportional to 60,735.80, 90,962.76 and 58,633.32

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Solution

The fourth proportional to 60,735.80, 90,962.76 and 58,633.32 is: 87,813.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,735.80 : 90,962.76 = 58,633.32 : x
  2. Step 2: Convert to fraction form
    60,735.80/90,962.76 = 58,633.32/x
  3. Step 3: Cross multiply
    60,735.80x = 90,962.76 × 58,633.32
  4. Step 4: Simplify right side
    60,735.80x = 5,333,448,615.16
  5. Step 5: Solve for x
    x = 5,333,448,615.16/60,735.80
  6. Step 6: Final answer
    x = 87,813.92

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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.