Home / 186,814.35-257,809.50-106,253.48

Finding the Fourth Proportional to 186,814.35, 257,809.50 and 106,253.48

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Solution

The fourth proportional to 186,814.35, 257,809.50 and 106,253.48 is: 146,633.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,814.35 : 257,809.50 = 106,253.48 : x
  2. Step 2: Convert to fraction form
    186,814.35/257,809.50 = 106,253.48/x
  3. Step 3: Cross multiply
    186,814.35x = 257,809.50 × 106,253.48
  4. Step 4: Simplify right side
    186,814.35x = 27,393,155,263.01
  5. Step 5: Solve for x
    x = 27,393,155,263.01/186,814.35
  6. Step 6: Final answer
    x = 146,633.04

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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.