Home / 163,821.36-245,836.56-107,774.16

Finding the Fourth Proportional to 163,821.36, 245,836.56 and 107,774.16

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Solution

The fourth proportional to 163,821.36, 245,836.56 and 107,774.16 is: 161,730.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,821.36 : 245,836.56 = 107,774.16 : x
  2. Step 2: Convert to fraction form
    163,821.36/245,836.56 = 107,774.16/x
  3. Step 3: Cross multiply
    163,821.36x = 245,836.56 × 107,774.16
  4. Step 4: Simplify right side
    163,821.36x = 26,494,828,751.29
  5. Step 5: Solve for x
    x = 26,494,828,751.29/163,821.36
  6. Step 6: Final answer
    x = 161,730.00

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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.