Home / 93,169.13-139,573.25-55,758.66

Finding the Fourth Proportional to 93,169.13, 139,573.25 and 55,758.66

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Solution

The fourth proportional to 93,169.13, 139,573.25 and 55,758.66 is: 83,530.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,169.13 : 139,573.25 = 55,758.66 : x
  2. Step 2: Convert to fraction form
    93,169.13/139,573.25 = 55,758.66/x
  3. Step 3: Cross multiply
    93,169.13x = 139,573.25 × 55,758.66
  4. Step 4: Simplify right side
    93,169.13x = 7,782,417,113.05
  5. Step 5: Solve for x
    x = 7,782,417,113.05/93,169.13
  6. Step 6: Final answer
    x = 83,530.00

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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.