Home / 186,591.04-257,495.70-106,018.66

Finding the Fourth Proportional to 186,591.04, 257,495.70 and 106,018.66

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Solution

The fourth proportional to 186,591.04, 257,495.70 and 106,018.66 is: 146,305.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,591.04 : 257,495.70 = 106,018.66 : x
  2. Step 2: Convert to fraction form
    186,591.04/257,495.70 = 106,018.66/x
  3. Step 3: Cross multiply
    186,591.04x = 257,495.70 × 106,018.66
  4. Step 4: Simplify right side
    186,591.04x = 27,299,349,069.76
  5. Step 5: Solve for x
    x = 27,299,349,069.76/186,591.04
  6. Step 6: Final answer
    x = 146,305.79

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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.