Home / 186,765.16-257,748.10-106,200.18

Finding the Fourth Proportional to 186,765.16, 257,748.10 and 106,200.18

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Solution

The fourth proportional to 186,765.16, 257,748.10 and 106,200.18 is: 146,563.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,765.16 : 257,748.10 = 106,200.18 : x
  2. Step 2: Convert to fraction form
    186,765.16/257,748.10 = 106,200.18/x
  3. Step 3: Cross multiply
    186,765.16x = 257,748.10 × 106,200.18
  4. Step 4: Simplify right side
    186,765.16x = 27,372,894,614.66
  5. Step 5: Solve for x
    x = 27,372,894,614.66/186,765.16
  6. Step 6: Final answer
    x = 146,563.17

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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.