Home / 261,029.60-391,528.56-92,558.24

Finding the Fourth Proportional to 261,029.60, 391,528.56 and 92,558.24

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Solution

The fourth proportional to 261,029.60, 391,528.56 and 92,558.24 is: 138,831.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,029.60 : 391,528.56 = 92,558.24 : x
  2. Step 2: Convert to fraction form
    261,029.60/391,528.56 = 92,558.24/x
  3. Step 3: Cross multiply
    261,029.60x = 391,528.56 × 92,558.24
  4. Step 4: Simplify right side
    261,029.60x = 36,239,194,423.33
  5. Step 5: Solve for x
    x = 36,239,194,423.33/261,029.60
  6. Step 6: Final answer
    x = 138,831.74

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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.