Home / 183,530.90-275,458.35-108,557.30

Finding the Fourth Proportional to 183,530.90, 275,458.35 and 108,557.30

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Solution

The fourth proportional to 183,530.90, 275,458.35 and 108,557.30 is: 162,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,530.90 : 275,458.35 = 108,557.30 : x
  2. Step 2: Convert to fraction form
    183,530.90/275,458.35 = 108,557.30/x
  3. Step 3: Cross multiply
    183,530.90x = 275,458.35 × 108,557.30
  4. Step 4: Simplify right side
    183,530.90x = 29,903,014,738.46
  5. Step 5: Solve for x
    x = 29,903,014,738.46/183,530.90
  6. Step 6: Final answer
    x = 162,931.77

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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.