Home / 186,533.16-257,414.91-101,650.20

Finding the Fourth Proportional to 186,533.16, 257,414.91 and 101,650.20

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Solution

The fourth proportional to 186,533.16, 257,414.91 and 101,650.20 is: 140,276.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,533.16 : 257,414.91 = 101,650.20 : x
  2. Step 2: Convert to fraction form
    186,533.16/257,414.91 = 101,650.20/x
  3. Step 3: Cross multiply
    186,533.16x = 257,414.91 × 101,650.20
  4. Step 4: Simplify right side
    186,533.16x = 26,166,277,084.48
  5. Step 5: Solve for x
    x = 26,166,277,084.48/186,533.16
  6. Step 6: Final answer
    x = 140,276.81

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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.