Home / 151,475.63-209,035.22-83,492.60

Finding the Fourth Proportional to 151,475.63, 209,035.22 and 83,492.60

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Solution

The fourth proportional to 151,475.63, 209,035.22 and 83,492.60 is: 115,219.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,475.63 : 209,035.22 = 83,492.60 : x
  2. Step 2: Convert to fraction form
    151,475.63/209,035.22 = 83,492.60/x
  3. Step 3: Cross multiply
    151,475.63x = 209,035.22 × 83,492.60
  4. Step 4: Simplify right side
    151,475.63x = 17,452,892,546.73
  5. Step 5: Solve for x
    x = 17,452,892,546.73/151,475.63
  6. Step 6: Final answer
    x = 115,219.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.