Home / 186,192.68-256,947.06-101,310.36

Finding the Fourth Proportional to 186,192.68, 256,947.06 and 101,310.36

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Solution

The fourth proportional to 186,192.68, 256,947.06 and 101,310.36 is: 139,808.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,192.68 : 256,947.06 = 101,310.36 : x
  2. Step 2: Convert to fraction form
    186,192.68/256,947.06 = 101,310.36/x
  3. Step 3: Cross multiply
    186,192.68x = 256,947.06 × 101,310.36
  4. Step 4: Simplify right side
    186,192.68x = 26,031,399,149.54
  5. Step 5: Solve for x
    x = 26,031,399,149.54/186,192.68
  6. Step 6: Final answer
    x = 139,808.93

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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.