Home / 58,239.06-87,296.28-30,130.80

Finding the Fourth Proportional to 58,239.06, 87,296.28 and 30,130.80

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Solution

The fourth proportional to 58,239.06, 87,296.28 and 30,130.80 is: 45,163.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,239.06 : 87,296.28 = 30,130.80 : x
  2. Step 2: Convert to fraction form
    58,239.06/87,296.28 = 30,130.80/x
  3. Step 3: Cross multiply
    58,239.06x = 87,296.28 × 30,130.80
  4. Step 4: Simplify right side
    58,239.06x = 2,630,306,753.42
  5. Step 5: Solve for x
    x = 2,630,306,753.42/58,239.06
  6. Step 6: Final answer
    x = 45,163.96

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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.