Home / 243,453.16-365,145.67-83,526.46

Finding the Fourth Proportional to 243,453.16, 365,145.67 and 83,526.46

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Solution

The fourth proportional to 243,453.16, 365,145.67 and 83,526.46 is: 125,278.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,453.16 : 365,145.67 = 83,526.46 : x
  2. Step 2: Convert to fraction form
    243,453.16/365,145.67 = 83,526.46/x
  3. Step 3: Cross multiply
    243,453.16x = 365,145.67 × 83,526.46
  4. Step 4: Simplify right side
    243,453.16x = 30,499,324,390.97
  5. Step 5: Solve for x
    x = 30,499,324,390.97/243,453.16
  6. Step 6: Final answer
    x = 125,278.00

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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.