Home / 93,529.72-129,071.16-53,243.48

Finding the Fourth Proportional to 93,529.72, 129,071.16 and 53,243.48

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Solution

The fourth proportional to 93,529.72, 129,071.16 and 53,243.48 is: 73,476.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,529.72 : 129,071.16 = 53,243.48 : x
  2. Step 2: Convert to fraction form
    93,529.72/129,071.16 = 53,243.48/x
  3. Step 3: Cross multiply
    93,529.72x = 129,071.16 × 53,243.48
  4. Step 4: Simplify right side
    93,529.72x = 6,872,197,726.04
  5. Step 5: Solve for x
    x = 6,872,197,726.04/93,529.72
  6. Step 6: Final answer
    x = 73,476.09

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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.