Home / 104,533.41-144,256.23-56,786.76

Finding the Fourth Proportional to 104,533.41, 144,256.23 and 56,786.76

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Solution

The fourth proportional to 104,533.41, 144,256.23 and 56,786.76 is: 78,365.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,533.41 : 144,256.23 = 56,786.76 : x
  2. Step 2: Convert to fraction form
    104,533.41/144,256.23 = 56,786.76/x
  3. Step 3: Cross multiply
    104,533.41x = 144,256.23 × 56,786.76
  4. Step 4: Simplify right side
    104,533.41x = 8,191,843,911.51
  5. Step 5: Solve for x
    x = 8,191,843,911.51/104,533.41
  6. Step 6: Final answer
    x = 78,365.80

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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.