Home / 58,400.25-87,655.76-36,146.31

Finding the Fourth Proportional to 58,400.25, 87,655.76 and 36,146.31

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Solution

The fourth proportional to 58,400.25, 87,655.76 and 36,146.31 is: 54,253.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,400.25 : 87,655.76 = 36,146.31 : x
  2. Step 2: Convert to fraction form
    58,400.25/87,655.76 = 36,146.31/x
  3. Step 3: Cross multiply
    58,400.25x = 87,655.76 × 36,146.31
  4. Step 4: Simplify right side
    58,400.25x = 3,168,432,093.51
  5. Step 5: Solve for x
    x = 3,168,432,093.51/58,400.25
  6. Step 6: Final answer
    x = 54,253.74

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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.