Home / 162,204.89-243,307.33-83,275.25

Finding the Fourth Proportional to 162,204.89, 243,307.33 and 83,275.25

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Solution

The fourth proportional to 162,204.89, 243,307.33 and 83,275.25 is: 124,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,204.89 : 243,307.33 = 83,275.25 : x
  2. Step 2: Convert to fraction form
    162,204.89/243,307.33 = 83,275.25/x
  3. Step 3: Cross multiply
    162,204.89x = 243,307.33 × 83,275.25
  4. Step 4: Simplify right side
    162,204.89x = 20,261,478,732.58
  5. Step 5: Solve for x
    x = 20,261,478,732.58/162,204.89
  6. Step 6: Final answer
    x = 124,912.87

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1.5x scale

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.