Home / 58,193.40-87,225.30-30,102.60

Finding the Fourth Proportional to 58,193.40, 87,225.30 and 30,102.60

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Solution

The fourth proportional to 58,193.40, 87,225.30 and 30,102.60 is: 45,120.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,193.40 : 87,225.30 = 30,102.60 : x
  2. Step 2: Convert to fraction form
    58,193.40/87,225.30 = 30,102.60/x
  3. Step 3: Cross multiply
    58,193.40x = 87,225.30 × 30,102.60
  4. Step 4: Simplify right side
    58,193.40x = 2,625,708,315.78
  5. Step 5: Solve for x
    x = 2,625,708,315.78/58,193.40
  6. Step 6: Final answer
    x = 45,120.38

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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.