Home / 186,024.36-256,718.79-105,448.62

Finding the Fourth Proportional to 186,024.36, 256,718.79 and 105,448.62

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Solution

The fourth proportional to 186,024.36, 256,718.79 and 105,448.62 is: 145,522.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,024.36 : 256,718.79 = 105,448.62 : x
  2. Step 2: Convert to fraction form
    186,024.36/256,718.79 = 105,448.62/x
  3. Step 3: Cross multiply
    186,024.36x = 256,718.79 × 105,448.62
  4. Step 4: Simplify right side
    186,024.36x = 27,070,642,133.57
  5. Step 5: Solve for x
    x = 27,070,642,133.57/186,024.36
  6. Step 6: Final answer
    x = 145,522.03

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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.