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Finding the Fourth Proportional to 58,168.80, 87,296.40 and 23,133.60

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Solution

The fourth proportional to 58,168.80, 87,296.40 and 23,133.60 is: 34,717.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,168.80 : 87,296.40 = 23,133.60 : x
  2. Step 2: Convert to fraction form
    58,168.80/87,296.40 = 23,133.60/x
  3. Step 3: Cross multiply
    58,168.80x = 87,296.40 × 23,133.60
  4. Step 4: Simplify right side
    58,168.80x = 2,019,479,999.04
  5. Step 5: Solve for x
    x = 2,019,479,999.04/58,168.80
  6. Step 6: Final answer
    x = 34,717.58

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1.5x scale

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.