Home / 116,479.02-174,684.74-45,385.80

Finding the Fourth Proportional to 116,479.02, 174,684.74 and 45,385.80

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Solution

The fourth proportional to 116,479.02, 174,684.74 and 45,385.80 is: 68,065.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,479.02 : 174,684.74 = 45,385.80 : x
  2. Step 2: Convert to fraction form
    116,479.02/174,684.74 = 45,385.80/x
  3. Step 3: Cross multiply
    116,479.02x = 174,684.74 × 45,385.80
  4. Step 4: Simplify right side
    116,479.02x = 7,928,206,672.69
  5. Step 5: Solve for x
    x = 7,928,206,672.69/116,479.02
  6. Step 6: Final answer
    x = 68,065.53

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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.