Home / 261,576.42-392,362.35-173,225.22

Finding the Fourth Proportional to 261,576.42, 392,362.35 and 173,225.22

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Solution

The fourth proportional to 261,576.42, 392,362.35 and 173,225.22 is: 259,836.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,576.42 : 392,362.35 = 173,225.22 : x
  2. Step 2: Convert to fraction form
    261,576.42/392,362.35 = 173,225.22/x
  3. Step 3: Cross multiply
    261,576.42x = 392,362.35 × 173,225.22
  4. Step 4: Simplify right side
    261,576.42x = 67,967,054,398.47
  5. Step 5: Solve for x
    x = 67,967,054,398.47/261,576.42
  6. Step 6: Final answer
    x = 259,836.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.