Home / 185,927.57-256,570.22-105,356.06

Finding the Fourth Proportional to 185,927.57, 256,570.22 and 105,356.06

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Solution

The fourth proportional to 185,927.57, 256,570.22 and 105,356.06 is: 145,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,927.57 : 256,570.22 = 105,356.06 : x
  2. Step 2: Convert to fraction form
    185,927.57/256,570.22 = 105,356.06/x
  3. Step 3: Cross multiply
    185,927.57x = 256,570.22 × 105,356.06
  4. Step 4: Simplify right side
    185,927.57x = 27,031,225,682.90
  5. Step 5: Solve for x
    x = 27,031,225,682.90/185,927.57
  6. Step 6: Final answer
    x = 145,385.79

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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.