Home / 186,126.24-256,796.28-105,547.44

Finding the Fourth Proportional to 186,126.24, 256,796.28 and 105,547.44

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Solution

The fourth proportional to 186,126.24, 256,796.28 and 105,547.44 is: 145,622.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,126.24 : 256,796.28 = 105,547.44 : x
  2. Step 2: Convert to fraction form
    186,126.24/256,796.28 = 105,547.44/x
  3. Step 3: Cross multiply
    186,126.24x = 256,796.28 × 105,547.44
  4. Step 4: Simplify right side
    186,126.24x = 27,104,189,955.52
  5. Step 5: Solve for x
    x = 27,104,189,955.52/186,126.24
  6. Step 6: Final answer
    x = 145,622.62

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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.