Home / 121,547.49-167,744.84-67,110.16

Finding the Fourth Proportional to 121,547.49, 167,744.84 and 67,110.16

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Solution

The fourth proportional to 121,547.49, 167,744.84 and 67,110.16 is: 92,617.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,547.49 : 167,744.84 = 67,110.16 : x
  2. Step 2: Convert to fraction form
    121,547.49/167,744.84 = 67,110.16/x
  3. Step 3: Cross multiply
    121,547.49x = 167,744.84 × 67,110.16
  4. Step 4: Simplify right side
    121,547.49x = 11,257,383,051.57
  5. Step 5: Solve for x
    x = 11,257,383,051.57/121,547.49
  6. Step 6: Final answer
    x = 92,617.16

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1.5x scale

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.