Home / 147,395.02-203,437.87-93,669.50

Finding the Fourth Proportional to 147,395.02, 203,437.87 and 93,669.50

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Solution

The fourth proportional to 147,395.02, 203,437.87 and 93,669.50 is: 129,284.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,395.02 : 203,437.87 = 93,669.50 : x
  2. Step 2: Convert to fraction form
    147,395.02/203,437.87 = 93,669.50/x
  3. Step 3: Cross multiply
    147,395.02x = 203,437.87 × 93,669.50
  4. Step 4: Simplify right side
    147,395.02x = 19,055,923,563.97
  5. Step 5: Solve for x
    x = 19,055,923,563.97/147,395.02
  6. Step 6: Final answer
    x = 129,284.72

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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.