Home / 97,447.77-134,500.23-57,163.23

Finding the Fourth Proportional to 97,447.77, 134,500.23 and 57,163.23

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Solution

The fourth proportional to 97,447.77, 134,500.23 and 57,163.23 is: 78,898.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,447.77 : 134,500.23 = 57,163.23 : x
  2. Step 2: Convert to fraction form
    97,447.77/134,500.23 = 57,163.23/x
  3. Step 3: Cross multiply
    97,447.77x = 134,500.23 × 57,163.23
  4. Step 4: Simplify right side
    97,447.77x = 7,688,467,582.54
  5. Step 5: Solve for x
    x = 7,688,467,582.54/97,447.77
  6. Step 6: Final answer
    x = 78,898.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.