Home / 96,332.80-144,434.40-43,715.20

Finding the Fourth Proportional to 96,332.80, 144,434.40 and 43,715.20

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Solution

The fourth proportional to 96,332.80, 144,434.40 and 43,715.20 is: 65,543.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,332.80 : 144,434.40 = 43,715.20 : x
  2. Step 2: Convert to fraction form
    96,332.80/144,434.40 = 43,715.20/x
  3. Step 3: Cross multiply
    96,332.80x = 144,434.40 × 43,715.20
  4. Step 4: Simplify right side
    96,332.80x = 6,313,978,682.88
  5. Step 5: Solve for x
    x = 6,313,978,682.88/96,332.80
  6. Step 6: Final answer
    x = 65,543.39

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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.