Home / 108,833.04-163,312.59-45,647.54

Finding the Fourth Proportional to 108,833.04, 163,312.59 and 45,647.54

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Solution

The fourth proportional to 108,833.04, 163,312.59 and 45,647.54 is: 68,497.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,833.04 : 163,312.59 = 45,647.54 : x
  2. Step 2: Convert to fraction form
    108,833.04/163,312.59 = 45,647.54/x
  3. Step 3: Cross multiply
    108,833.04x = 163,312.59 × 45,647.54
  4. Step 4: Simplify right side
    108,833.04x = 7,454,817,756.29
  5. Step 5: Solve for x
    x = 7,454,817,756.29/108,833.04
  6. Step 6: Final answer
    x = 68,497.74

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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.