Home / 163,763.48-245,136.72-88,697.18

Finding the Fourth Proportional to 163,763.48, 245,136.72 and 88,697.18

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Solution

The fourth proportional to 163,763.48, 245,136.72 and 88,697.18 is: 132,770.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,763.48 : 245,136.72 = 88,697.18 : x
  2. Step 2: Convert to fraction form
    163,763.48/245,136.72 = 88,697.18/x
  3. Step 3: Cross multiply
    163,763.48x = 245,136.72 × 88,697.18
  4. Step 4: Simplify right side
    163,763.48x = 21,742,935,778.45
  5. Step 5: Solve for x
    x = 21,742,935,778.45/163,763.48
  6. Step 6: Final answer
    x = 132,770.36

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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.