Home / 58,128.41-87,192.51-16,008.75

Finding the Fourth Proportional to 58,128.41, 87,192.51 and 16,008.75

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Solution

The fourth proportional to 58,128.41, 87,192.51 and 16,008.75 is: 24,013.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,128.41 : 87,192.51 = 16,008.75 : x
  2. Step 2: Convert to fraction form
    58,128.41/87,192.51 = 16,008.75/x
  3. Step 3: Cross multiply
    58,128.41x = 87,192.51 × 16,008.75
  4. Step 4: Simplify right side
    58,128.41x = 1,395,843,094.46
  5. Step 5: Solve for x
    x = 1,395,843,094.46/58,128.41
  6. Step 6: Final answer
    x = 24,013.10

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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.