Home / 58,432.05-87,592.59-18,961.56

Finding the Fourth Proportional to 58,432.05, 87,592.59 and 18,961.56

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Solution

The fourth proportional to 58,432.05, 87,592.59 and 18,961.56 is: 28,424.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,432.05 : 87,592.59 = 18,961.56 : x
  2. Step 2: Convert to fraction form
    58,432.05/87,592.59 = 18,961.56/x
  3. Step 3: Cross multiply
    58,432.05x = 87,592.59 × 18,961.56
  4. Step 4: Simplify right side
    58,432.05x = 1,660,892,150.84
  5. Step 5: Solve for x
    x = 1,660,892,150.84/58,432.05
  6. Step 6: Final answer
    x = 28,424.33

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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.