Home / 51,420.65-77,140.62-23,342.67

Finding the Fourth Proportional to 51,420.65, 77,140.62 and 23,342.67

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Solution

The fourth proportional to 51,420.65, 77,140.62 and 23,342.67 is: 35,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,420.65 : 77,140.62 = 23,342.67 : x
  2. Step 2: Convert to fraction form
    51,420.65/77,140.62 = 23,342.67/x
  3. Step 3: Cross multiply
    51,420.65x = 77,140.62 × 23,342.67
  4. Step 4: Simplify right side
    51,420.65x = 1,800,668,036.26
  5. Step 5: Solve for x
    x = 1,800,668,036.26/51,420.65
  6. Step 6: Final answer
    x = 35,018.39

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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.