Home / 62,619.65-93,707.75-38,938.35

Finding the Fourth Proportional to 62,619.65, 93,707.75 and 38,938.35

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Solution

The fourth proportional to 62,619.65, 93,707.75 and 38,938.35 is: 58,269.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,619.65 : 93,707.75 = 38,938.35 : x
  2. Step 2: Convert to fraction form
    62,619.65/93,707.75 = 38,938.35/x
  3. Step 3: Cross multiply
    62,619.65x = 93,707.75 × 38,938.35
  4. Step 4: Simplify right side
    62,619.65x = 3,648,824,972.52
  5. Step 5: Solve for x
    x = 3,648,824,972.52/62,619.65
  6. Step 6: Final answer
    x = 58,269.65

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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.