Home / 134,769.60-202,154.40-108,525.60

Finding the Fourth Proportional to 134,769.60, 202,154.40 and 108,525.60

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Solution

The fourth proportional to 134,769.60, 202,154.40 and 108,525.60 is: 162,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,769.60 : 202,154.40 = 108,525.60 : x
  2. Step 2: Convert to fraction form
    134,769.60/202,154.40 = 108,525.60/x
  3. Step 3: Cross multiply
    134,769.60x = 202,154.40 × 108,525.60
  4. Step 4: Simplify right side
    134,769.60x = 21,938,927,552.64
  5. Step 5: Solve for x
    x = 21,938,927,552.64/134,769.60
  6. Step 6: Final answer
    x = 162,788.40

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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.