Home / 186,133.23-256,865.85-101,250.50

Finding the Fourth Proportional to 186,133.23, 256,865.85 and 101,250.50

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Solution

The fourth proportional to 186,133.23, 256,865.85 and 101,250.50 is: 139,726.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,133.23 : 256,865.85 = 101,250.50 : x
  2. Step 2: Convert to fraction form
    186,133.23/256,865.85 = 101,250.50/x
  3. Step 3: Cross multiply
    186,133.23x = 256,865.85 × 101,250.50
  4. Step 4: Simplify right side
    186,133.23x = 26,007,794,461.10
  5. Step 5: Solve for x
    x = 26,007,794,461.10/186,133.23
  6. Step 6: Final answer
    x = 139,726.77

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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.