Home / 121,304.16-167,397.49-67,588.02

Finding the Fourth Proportional to 121,304.16, 167,397.49 and 67,588.02

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Solution

The fourth proportional to 121,304.16, 167,397.49 and 67,588.02 is: 93,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,304.16 : 167,397.49 = 67,588.02 : x
  2. Step 2: Convert to fraction form
    121,304.16/167,397.49 = 67,588.02/x
  3. Step 3: Cross multiply
    121,304.16x = 167,397.49 × 67,588.02
  4. Step 4: Simplify right side
    121,304.16x = 11,314,064,606.37
  5. Step 5: Solve for x
    x = 11,314,064,606.37/121,304.16
  6. Step 6: Final answer
    x = 93,270.21

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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.