Home / 186,220.69-256,985.46-101,337.75

Finding the Fourth Proportional to 186,220.69, 256,985.46 and 101,337.75

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Solution

The fourth proportional to 186,220.69, 256,985.46 and 101,337.75 is: 139,846.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,220.69 : 256,985.46 = 101,337.75 : x
  2. Step 2: Convert to fraction form
    186,220.69/256,985.46 = 101,337.75/x
  3. Step 3: Cross multiply
    186,220.69x = 256,985.46 × 101,337.75
  4. Step 4: Simplify right side
    186,220.69x = 26,042,328,299.12
  5. Step 5: Solve for x
    x = 26,042,328,299.12/186,220.69
  6. Step 6: Final answer
    x = 139,846.59

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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.