Home / 121,050.30-167,036.49-67,326.69

Finding the Fourth Proportional to 121,050.30, 167,036.49 and 67,326.69

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Solution

The fourth proportional to 121,050.30, 167,036.49 and 67,326.69 is: 92,903.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,050.30 : 167,036.49 = 67,326.69 : x
  2. Step 2: Convert to fraction form
    121,050.30/167,036.49 = 67,326.69/x
  3. Step 3: Cross multiply
    121,050.30x = 167,036.49 × 67,326.69
  4. Step 4: Simplify right side
    121,050.30x = 11,246,013,980.92
  5. Step 5: Solve for x
    x = 11,246,013,980.92/121,050.30
  6. Step 6: Final answer
    x = 92,903.64

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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.