Home / 58,036.34-87,042.20-18,582.86

Finding the Fourth Proportional to 58,036.34, 87,042.20 and 18,582.86

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Solution

The fourth proportional to 58,036.34, 87,042.20 and 18,582.86 is: 27,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,036.34 : 87,042.20 = 18,582.86 : x
  2. Step 2: Convert to fraction form
    58,036.34/87,042.20 = 18,582.86/x
  3. Step 3: Cross multiply
    58,036.34x = 87,042.20 × 18,582.86
  4. Step 4: Simplify right side
    58,036.34x = 1,617,493,141.38
  5. Step 5: Solve for x
    x = 1,617,493,141.38/58,036.34
  6. Step 6: Final answer
    x = 27,870.35

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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.