Home / 62,430.88-93,491.76-57,187.36

Finding the Fourth Proportional to 62,430.88, 93,491.76 and 57,187.36

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Solution

The fourth proportional to 62,430.88, 93,491.76 and 57,187.36 is: 85,639.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,430.88 : 93,491.76 = 57,187.36 : x
  2. Step 2: Convert to fraction form
    62,430.88/93,491.76 = 57,187.36/x
  3. Step 3: Cross multiply
    62,430.88x = 93,491.76 × 57,187.36
  4. Step 4: Simplify right side
    62,430.88x = 5,346,546,936.15
  5. Step 5: Solve for x
    x = 5,346,546,936.15/62,430.88
  6. Step 6: Final answer
    x = 85,639.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.