Home / 74,588.35-102,934.45-40,598.07

Finding the Fourth Proportional to 74,588.35, 102,934.45 and 40,598.07

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Solution

The fourth proportional to 74,588.35, 102,934.45 and 40,598.07 is: 56,026.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,588.35 : 102,934.45 = 40,598.07 : x
  2. Step 2: Convert to fraction form
    74,588.35/102,934.45 = 40,598.07/x
  3. Step 3: Cross multiply
    74,588.35x = 102,934.45 × 40,598.07
  4. Step 4: Simplify right side
    74,588.35x = 4,178,939,732.39
  5. Step 5: Solve for x
    x = 4,178,939,732.39/74,588.35
  6. Step 6: Final answer
    x = 56,026.71

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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.