Home / 58,726.36-87,985.74-31,043.80

Finding the Fourth Proportional to 58,726.36, 87,985.74 and 31,043.80

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Solution

The fourth proportional to 58,726.36, 87,985.74 and 31,043.80 is: 46,510.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,726.36 : 87,985.74 = 31,043.80 : x
  2. Step 2: Convert to fraction form
    58,726.36/87,985.74 = 31,043.80/x
  3. Step 3: Cross multiply
    58,726.36x = 87,985.74 × 31,043.80
  4. Step 4: Simplify right side
    58,726.36x = 2,731,411,715.41
  5. Step 5: Solve for x
    x = 2,731,411,715.41/58,726.36
  6. Step 6: Final answer
    x = 46,510.83

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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.