Home / 58,578.10-87,875.74-18,583.74

Finding the Fourth Proportional to 58,578.10, 87,875.74 and 18,583.74

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Solution

The fourth proportional to 58,578.10, 87,875.74 and 18,583.74 is: 27,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,578.10 : 87,875.74 = 18,583.74 : x
  2. Step 2: Convert to fraction form
    58,578.10/87,875.74 = 18,583.74/x
  3. Step 3: Cross multiply
    58,578.10x = 87,875.74 × 18,583.74
  4. Step 4: Simplify right side
    58,578.10x = 1,633,059,904.47
  5. Step 5: Solve for x
    x = 1,633,059,904.47/58,578.10
  6. Step 6: Final answer
    x = 27,878.34

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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.