Home / 58,135.78-87,255.51-26,988.58

Finding the Fourth Proportional to 58,135.78, 87,255.51 and 26,988.58

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Solution

The fourth proportional to 58,135.78, 87,255.51 and 26,988.58 is: 40,506.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,135.78 : 87,255.51 = 26,988.58 : x
  2. Step 2: Convert to fraction form
    58,135.78/87,255.51 = 26,988.58/x
  3. Step 3: Cross multiply
    58,135.78x = 87,255.51 × 26,988.58
  4. Step 4: Simplify right side
    58,135.78x = 2,354,902,312.08
  5. Step 5: Solve for x
    x = 2,354,902,312.08/58,135.78
  6. Step 6: Final answer
    x = 40,506.94

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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.