Home / 186,126.51-256,900.22-105,601.17

Finding the Fourth Proportional to 186,126.51, 256,900.22 and 105,601.17

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Solution

The fourth proportional to 186,126.51, 256,900.22 and 105,601.17 is: 145,755.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,126.51 : 256,900.22 = 105,601.17 : x
  2. Step 2: Convert to fraction form
    186,126.51/256,900.22 = 105,601.17/x
  3. Step 3: Cross multiply
    186,126.51x = 256,900.22 × 105,601.17
  4. Step 4: Simplify right side
    186,126.51x = 27,128,963,277.25
  5. Step 5: Solve for x
    x = 27,128,963,277.25/186,126.51
  6. Step 6: Final answer
    x = 145,755.50

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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.