Home / 163,785.69-226,021.55-92,165.67

Finding the Fourth Proportional to 163,785.69, 226,021.55 and 92,165.67

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Solution

The fourth proportional to 163,785.69, 226,021.55 and 92,165.67 is: 127,187.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,785.69 : 226,021.55 = 92,165.67 : x
  2. Step 2: Convert to fraction form
    163,785.69/226,021.55 = 92,165.67/x
  3. Step 3: Cross multiply
    163,785.69x = 226,021.55 × 92,165.67
  4. Step 4: Simplify right side
    163,785.69x = 20,831,427,129.36
  5. Step 5: Solve for x
    x = 20,831,427,129.36/163,785.69
  6. Step 6: Final answer
    x = 127,187.10

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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.