Home / 147,039.52-202,968.84-93,359.20

Finding the Fourth Proportional to 147,039.52, 202,968.84 and 93,359.20

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Solution

The fourth proportional to 147,039.52, 202,968.84 and 93,359.20 is: 128,870.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,039.52 : 202,968.84 = 93,359.20 : x
  2. Step 2: Convert to fraction form
    147,039.52/202,968.84 = 93,359.20/x
  3. Step 3: Cross multiply
    147,039.52x = 202,968.84 × 93,359.20
  4. Step 4: Simplify right side
    147,039.52x = 18,949,008,527.33
  5. Step 5: Solve for x
    x = 18,949,008,527.33/147,039.52
  6. Step 6: Final answer
    x = 128,870.17

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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.