Home / 93,742.65-129,425.27-83,653.74

Finding the Fourth Proportional to 93,742.65, 129,425.27 and 83,653.74

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Solution

The fourth proportional to 93,742.65, 129,425.27 and 83,653.74 is: 115,496.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,742.65 : 129,425.27 = 83,653.74 : x
  2. Step 2: Convert to fraction form
    93,742.65/129,425.27 = 83,653.74/x
  3. Step 3: Cross multiply
    93,742.65x = 129,425.27 × 83,653.74
  4. Step 4: Simplify right side
    93,742.65x = 10,826,907,467.74
  5. Step 5: Solve for x
    x = 10,826,907,467.74/93,742.65
  6. Step 6: Final answer
    x = 115,496.07

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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.