Home / 58,343.36-87,533.39-20,877.89

Finding the Fourth Proportional to 58,343.36, 87,533.39 and 20,877.89

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Solution

The fourth proportional to 58,343.36, 87,533.39 and 20,877.89 is: 31,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,343.36 : 87,533.39 = 20,877.89 : x
  2. Step 2: Convert to fraction form
    58,343.36/87,533.39 = 20,877.89/x
  3. Step 3: Cross multiply
    58,343.36x = 87,533.39 × 20,877.89
  4. Step 4: Simplify right side
    58,343.36x = 1,827,512,102.27
  5. Step 5: Solve for x
    x = 1,827,512,102.27/58,343.36
  6. Step 6: Final answer
    x = 31,323.40

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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.