Home / 121,263.57-167,321.52-67,547.25

Finding the Fourth Proportional to 121,263.57, 167,321.52 and 67,547.25

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Solution

The fourth proportional to 121,263.57, 167,321.52 and 67,547.25 is: 93,202.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,263.57 : 167,321.52 = 67,547.25 : x
  2. Step 2: Convert to fraction form
    121,263.57/167,321.52 = 67,547.25/x
  3. Step 3: Cross multiply
    121,263.57x = 167,321.52 × 67,547.25
  4. Step 4: Simplify right side
    121,263.57x = 11,302,108,541.82
  5. Step 5: Solve for x
    x = 11,302,108,541.82/121,263.57
  6. Step 6: Final answer
    x = 93,202.84

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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.