Home / 62,130.84-93,194.70-20,013.81

Finding the Fourth Proportional to 62,130.84, 93,194.70 and 20,013.81

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Solution

The fourth proportional to 62,130.84, 93,194.70 and 20,013.81 is: 30,020.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,130.84 : 93,194.70 = 20,013.81 : x
  2. Step 2: Convert to fraction form
    62,130.84/93,194.70 = 20,013.81/x
  3. Step 3: Cross multiply
    62,130.84x = 93,194.70 × 20,013.81
  4. Step 4: Simplify right side
    62,130.84x = 1,865,181,018.81
  5. Step 5: Solve for x
    x = 1,865,181,018.81/62,130.84
  6. Step 6: Final answer
    x = 30,020.21

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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.