Home / 121,333.06-167,423.52-67,611.70

Finding the Fourth Proportional to 121,333.06, 167,423.52 and 67,611.70

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Solution

The fourth proportional to 121,333.06, 167,423.52 and 67,611.70 is: 93,295.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,333.06 : 167,423.52 = 67,611.70 : x
  2. Step 2: Convert to fraction form
    121,333.06/167,423.52 = 67,611.70/x
  3. Step 3: Cross multiply
    121,333.06x = 167,423.52 × 67,611.70
  4. Step 4: Simplify right side
    121,333.06x = 11,319,788,807.18
  5. Step 5: Solve for x
    x = 11,319,788,807.18/121,333.06
  6. Step 6: Final answer
    x = 93,295.17

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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.