Home / 123,723.28-185,547.90-64,526.65

Finding the Fourth Proportional to 123,723.28, 185,547.90 and 64,526.65

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Solution

The fourth proportional to 123,723.28, 185,547.90 and 64,526.65 is: 96,770.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,723.28 : 185,547.90 = 64,526.65 : x
  2. Step 2: Convert to fraction form
    123,723.28/185,547.90 = 64,526.65/x
  3. Step 3: Cross multiply
    123,723.28x = 185,547.90 × 64,526.65
  4. Step 4: Simplify right side
    123,723.28x = 11,972,784,401.54
  5. Step 5: Solve for x
    x = 11,972,784,401.54/123,723.28
  6. Step 6: Final answer
    x = 96,770.67

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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.