Home / 88,354.04-132,434.64-43,406.36

Finding the Fourth Proportional to 88,354.04, 132,434.64 and 43,406.36

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Solution

The fourth proportional to 88,354.04, 132,434.64 and 43,406.36 is: 65,062.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,354.04 : 132,434.64 = 43,406.36 : x
  2. Step 2: Convert to fraction form
    88,354.04/132,434.64 = 43,406.36/x
  3. Step 3: Cross multiply
    88,354.04x = 132,434.64 × 43,406.36
  4. Step 4: Simplify right side
    88,354.04x = 5,748,505,660.31
  5. Step 5: Solve for x
    x = 5,748,505,660.31/88,354.04
  6. Step 6: Final answer
    x = 65,062.17

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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.