Home / 186,224.46-256,995.59-105,655.38

Finding the Fourth Proportional to 186,224.46, 256,995.59 and 105,655.38

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Solution

The fourth proportional to 186,224.46, 256,995.59 and 105,655.38 is: 145,807.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,224.46 : 256,995.59 = 105,655.38 : x
  2. Step 2: Convert to fraction form
    186,224.46/256,995.59 = 105,655.38/x
  3. Step 3: Cross multiply
    186,224.46x = 256,995.59 × 105,655.38
  4. Step 4: Simplify right side
    186,224.46x = 27,152,966,191.50
  5. Step 5: Solve for x
    x = 27,152,966,191.50/186,224.46
  6. Step 6: Final answer
    x = 145,807.73

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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.