Home / 185,838.58-256,444.60-100,953.82

Finding the Fourth Proportional to 185,838.58, 256,444.60 and 100,953.82

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Solution

The fourth proportional to 185,838.58, 256,444.60 and 100,953.82 is: 139,309.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,838.58 : 256,444.60 = 100,953.82 : x
  2. Step 2: Convert to fraction form
    185,838.58/256,444.60 = 100,953.82/x
  3. Step 3: Cross multiply
    185,838.58x = 256,444.60 × 100,953.82
  4. Step 4: Simplify right side
    185,838.58x = 25,889,060,201.38
  5. Step 5: Solve for x
    x = 25,889,060,201.38/185,838.58
  6. Step 6: Final answer
    x = 139,309.40

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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.