Home / 58,530.40-87,725.43-30,038.04

Finding the Fourth Proportional to 58,530.40, 87,725.43 and 30,038.04

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Solution

The fourth proportional to 58,530.40, 87,725.43 and 30,038.04 is: 45,021.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,530.40 : 87,725.43 = 30,038.04 : x
  2. Step 2: Convert to fraction form
    58,530.40/87,725.43 = 30,038.04/x
  3. Step 3: Cross multiply
    58,530.40x = 87,725.43 × 30,038.04
  4. Step 4: Simplify right side
    58,530.40x = 2,635,099,975.36
  5. Step 5: Solve for x
    x = 2,635,099,975.36/58,530.40
  6. Step 6: Final answer
    x = 45,021.05

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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.