Home / 58,460.76-87,669.49-21,010.74

Finding the Fourth Proportional to 58,460.76, 87,669.49 and 21,010.74

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Solution

The fourth proportional to 58,460.76, 87,669.49 and 21,010.74 is: 31,508.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,460.76 : 87,669.49 = 21,010.74 : x
  2. Step 2: Convert to fraction form
    58,460.76/87,669.49 = 21,010.74/x
  3. Step 3: Cross multiply
    58,460.76x = 87,669.49 × 21,010.74
  4. Step 4: Simplify right side
    58,460.76x = 1,842,000,807.80
  5. Step 5: Solve for x
    x = 1,842,000,807.80/58,460.76
  6. Step 6: Final answer
    x = 31,508.33

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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.