Home / 251,116.92-346,541.58-137,946.96

Finding the Fourth Proportional to 251,116.92, 346,541.58 and 137,946.96

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Solution

The fourth proportional to 251,116.92, 346,541.58 and 137,946.96 is: 190,366.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,116.92 : 346,541.58 = 137,946.96 : x
  2. Step 2: Convert to fraction form
    251,116.92/346,541.58 = 137,946.96/x
  3. Step 3: Cross multiply
    251,116.92x = 346,541.58 × 137,946.96
  4. Step 4: Simplify right side
    251,116.92x = 47,804,357,474.60
  5. Step 5: Solve for x
    x = 47,804,357,474.60/251,116.92
  6. Step 6: Final answer
    x = 190,366.93

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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.