Home / 58,315.51-87,367.02-40,508.52

Finding the Fourth Proportional to 58,315.51, 87,367.02 and 40,508.52

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Solution

The fourth proportional to 58,315.51, 87,367.02 and 40,508.52 is: 60,688.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,315.51 : 87,367.02 = 40,508.52 : x
  2. Step 2: Convert to fraction form
    58,315.51/87,367.02 = 40,508.52/x
  3. Step 3: Cross multiply
    58,315.51x = 87,367.02 × 40,508.52
  4. Step 4: Simplify right side
    58,315.51x = 3,539,108,197.48
  5. Step 5: Solve for x
    x = 3,539,108,197.48/58,315.51
  6. Step 6: Final answer
    x = 60,688.97

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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.