Home / 178,672.56-269,629.98-172,723.92

Finding the Fourth Proportional to 178,672.56, 269,629.98 and 172,723.92

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Solution

The fourth proportional to 178,672.56, 269,629.98 and 172,723.92 is: 260,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,672.56 : 269,629.98 = 172,723.92 : x
  2. Step 2: Convert to fraction form
    178,672.56/269,629.98 = 172,723.92/x
  3. Step 3: Cross multiply
    178,672.56x = 269,629.98 × 172,723.92
  4. Step 4: Simplify right side
    178,672.56x = 46,571,547,095.12
  5. Step 5: Solve for x
    x = 46,571,547,095.12/178,672.56
  6. Step 6: Final answer
    x = 260,653.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.