Home / 126,156.16-189,365.48-92,913.76

Finding the Fourth Proportional to 126,156.16, 189,365.48 and 92,913.76

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Solution

The fourth proportional to 126,156.16, 189,365.48 and 92,913.76 is: 139,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,156.16 : 189,365.48 = 92,913.76 : x
  2. Step 2: Convert to fraction form
    126,156.16/189,365.48 = 92,913.76/x
  3. Step 3: Cross multiply
    126,156.16x = 189,365.48 × 92,913.76
  4. Step 4: Simplify right side
    126,156.16x = 17,594,658,761.00
  5. Step 5: Solve for x
    x = 17,594,658,761.00/126,156.16
  6. Step 6: Final answer
    x = 139,467.30

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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.