Home / 124,395.02-171,664.98-67,806.38

Finding the Fourth Proportional to 124,395.02, 171,664.98 and 67,806.38

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Solution

The fourth proportional to 124,395.02, 171,664.98 and 67,806.38 is: 93,572.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,395.02 : 171,664.98 = 67,806.38 : x
  2. Step 2: Convert to fraction form
    124,395.02/171,664.98 = 67,806.38/x
  3. Step 3: Cross multiply
    124,395.02x = 171,664.98 × 67,806.38
  4. Step 4: Simplify right side
    124,395.02x = 11,639,980,866.57
  5. Step 5: Solve for x
    x = 11,639,980,866.57/124,395.02
  6. Step 6: Final answer
    x = 93,572.72

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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.