Home / 163,065.12-244,621.96-57,875.28

Finding the Fourth Proportional to 163,065.12, 244,621.96 and 57,875.28

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Solution

The fourth proportional to 163,065.12, 244,621.96 and 57,875.28 is: 86,821.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,065.12 : 244,621.96 = 57,875.28 : x
  2. Step 2: Convert to fraction form
    163,065.12/244,621.96 = 57,875.28/x
  3. Step 3: Cross multiply
    163,065.12x = 244,621.96 × 57,875.28
  4. Step 4: Simplify right side
    163,065.12x = 14,157,564,429.15
  5. Step 5: Solve for x
    x = 14,157,564,429.15/163,065.12
  6. Step 6: Final answer
    x = 86,821.54

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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.