Home / 108,769.02-163,170.81-46,440.06

Finding the Fourth Proportional to 108,769.02, 163,170.81 and 46,440.06

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Solution

The fourth proportional to 108,769.02, 163,170.81 and 46,440.06 is: 69,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,769.02 : 163,170.81 = 46,440.06 : x
  2. Step 2: Convert to fraction form
    108,769.02/163,170.81 = 46,440.06/x
  3. Step 3: Cross multiply
    108,769.02x = 163,170.81 × 46,440.06
  4. Step 4: Simplify right side
    108,769.02x = 7,577,662,206.65
  5. Step 5: Solve for x
    x = 7,577,662,206.65/108,769.02
  6. Step 6: Final answer
    x = 69,667.47

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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.