Home / 132,622.26-183,057.37-86,688.58

Finding the Fourth Proportional to 132,622.26, 183,057.37 and 86,688.58

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Solution

The fourth proportional to 132,622.26, 183,057.37 and 86,688.58 is: 119,655.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,622.26 : 183,057.37 = 86,688.58 : x
  2. Step 2: Convert to fraction form
    132,622.26/183,057.37 = 86,688.58/x
  3. Step 3: Cross multiply
    132,622.26x = 183,057.37 × 86,688.58
  4. Step 4: Simplify right side
    132,622.26x = 15,868,983,463.83
  5. Step 5: Solve for x
    x = 15,868,983,463.83/132,622.26
  6. Step 6: Final answer
    x = 119,655.50

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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.