Home / 77,697.07-116,545.61-51,395.67

Finding the Fourth Proportional to 77,697.07, 116,545.61 and 51,395.67

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Solution

The fourth proportional to 77,697.07, 116,545.61 and 51,395.67 is: 77,093.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,697.07 : 116,545.61 = 51,395.67 : x
  2. Step 2: Convert to fraction form
    77,697.07/116,545.61 = 51,395.67/x
  3. Step 3: Cross multiply
    77,697.07x = 116,545.61 × 51,395.67
  4. Step 4: Simplify right side
    77,697.07x = 5,989,939,711.51
  5. Step 5: Solve for x
    x = 5,989,939,711.51/77,697.07
  6. Step 6: Final answer
    x = 77,093.51

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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.