Home / 186,710.04-257,653.44-106,140.96

Finding the Fourth Proportional to 186,710.04, 257,653.44 and 106,140.96

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Solution

The fourth proportional to 186,710.04, 257,653.44 and 106,140.96 is: 146,470.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,710.04 : 257,653.44 = 106,140.96 : x
  2. Step 2: Convert to fraction form
    186,710.04/257,653.44 = 106,140.96/x
  3. Step 3: Cross multiply
    186,710.04x = 257,653.44 × 106,140.96
  4. Step 4: Simplify right side
    186,710.04x = 27,347,583,468.90
  5. Step 5: Solve for x
    x = 27,347,583,468.90/186,710.04
  6. Step 6: Final answer
    x = 146,470.88

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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.