Home / 163,408.48-245,135.76-58,196.32

Finding the Fourth Proportional to 163,408.48, 245,135.76 and 58,196.32

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Solution

The fourth proportional to 163,408.48, 245,135.76 and 58,196.32 is: 87,302.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,408.48 : 245,135.76 = 58,196.32 : x
  2. Step 2: Convert to fraction form
    163,408.48/245,135.76 = 58,196.32/x
  3. Step 3: Cross multiply
    163,408.48x = 245,135.76 × 58,196.32
  4. Step 4: Simplify right side
    163,408.48x = 14,265,999,132.40
  5. Step 5: Solve for x
    x = 14,265,999,132.40/163,408.48
  6. Step 6: Final answer
    x = 87,302.69

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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.