Home / 134,802.86-202,230.20-51,690.38

Finding the Fourth Proportional to 134,802.86, 202,230.20 and 51,690.38

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Solution

The fourth proportional to 134,802.86, 202,230.20 and 51,690.38 is: 77,545.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,802.86 : 202,230.20 = 51,690.38 : x
  2. Step 2: Convert to fraction form
    134,802.86/202,230.20 = 51,690.38/x
  3. Step 3: Cross multiply
    134,802.86x = 202,230.20 × 51,690.38
  4. Step 4: Simplify right side
    134,802.86x = 10,453,355,885.48
  5. Step 5: Solve for x
    x = 10,453,355,885.48/134,802.86
  6. Step 6: Final answer
    x = 77,545.51

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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.