Home / 93,584.52-128,927.70-65,239.56

Finding the Fourth Proportional to 93,584.52, 128,927.70 and 65,239.56

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Solution

The fourth proportional to 93,584.52, 128,927.70 and 65,239.56 is: 89,877.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,584.52 : 128,927.70 = 65,239.56 : x
  2. Step 2: Convert to fraction form
    93,584.52/128,927.70 = 65,239.56/x
  3. Step 3: Cross multiply
    93,584.52x = 128,927.70 × 65,239.56
  4. Step 4: Simplify right side
    93,584.52x = 8,411,186,419.81
  5. Step 5: Solve for x
    x = 8,411,186,419.81/93,584.52
  6. Step 6: Final answer
    x = 89,877.97

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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.