Home / 58,239.76-87,359.16-16,686.80

Finding the Fourth Proportional to 58,239.76, 87,359.16 and 16,686.80

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Solution

The fourth proportional to 58,239.76, 87,359.16 and 16,686.80 is: 25,030.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,239.76 : 87,359.16 = 16,686.80 : x
  2. Step 2: Convert to fraction form
    58,239.76/87,359.16 = 16,686.80/x
  3. Step 3: Cross multiply
    58,239.76x = 87,359.16 × 16,686.80
  4. Step 4: Simplify right side
    58,239.76x = 1,457,744,831.09
  5. Step 5: Solve for x
    x = 1,457,744,831.09/58,239.76
  6. Step 6: Final answer
    x = 25,030.06

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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.