Home / 186,224.22-256,995.25-105,655.14

Finding the Fourth Proportional to 186,224.22, 256,995.25 and 105,655.14

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Solution

The fourth proportional to 186,224.22, 256,995.25 and 105,655.14 is: 145,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,224.22 : 256,995.25 = 105,655.14 : x
  2. Step 2: Convert to fraction form
    186,224.22/256,995.25 = 105,655.14/x
  3. Step 3: Cross multiply
    186,224.22x = 256,995.25 × 105,655.14
  4. Step 4: Simplify right side
    186,224.22x = 27,152,869,118.09
  5. Step 5: Solve for x
    x = 27,152,869,118.09/186,224.22
  6. Step 6: Final answer
    x = 145,807.40

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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.