Home / 121,266.65-167,349.71-69,592.17

Finding the Fourth Proportional to 121,266.65, 167,349.71 and 69,592.17

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Solution

The fourth proportional to 121,266.65, 167,349.71 and 69,592.17 is: 96,038.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,266.65 : 167,349.71 = 69,592.17 : x
  2. Step 2: Convert to fraction form
    121,266.65/167,349.71 = 69,592.17/x
  3. Step 3: Cross multiply
    121,266.65x = 167,349.71 × 69,592.17
  4. Step 4: Simplify right side
    121,266.65x = 11,646,229,467.77
  5. Step 5: Solve for x
    x = 11,646,229,467.77/121,266.65
  6. Step 6: Final answer
    x = 96,038.19

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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.