Home / 93,043.26-128,345.03-58,533.11

Finding the Fourth Proportional to 93,043.26, 128,345.03 and 58,533.11

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Solution

The fourth proportional to 93,043.26, 128,345.03 and 58,533.11 is: 80,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,043.26 : 128,345.03 = 58,533.11 : x
  2. Step 2: Convert to fraction form
    93,043.26/128,345.03 = 58,533.11/x
  3. Step 3: Cross multiply
    93,043.26x = 128,345.03 × 58,533.11
  4. Step 4: Simplify right side
    93,043.26x = 7,512,433,758.94
  5. Step 5: Solve for x
    x = 7,512,433,758.94/93,043.26
  6. Step 6: Final answer
    x = 80,741.30

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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.