Home / 74,334.12-102,666.23-48,953.94

Finding the Fourth Proportional to 74,334.12, 102,666.23 and 48,953.94

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Solution

The fourth proportional to 74,334.12, 102,666.23 and 48,953.94 is: 67,612.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,334.12 : 102,666.23 = 48,953.94 : x
  2. Step 2: Convert to fraction form
    74,334.12/102,666.23 = 48,953.94/x
  3. Step 3: Cross multiply
    74,334.12x = 102,666.23 × 48,953.94
  4. Step 4: Simplify right side
    74,334.12x = 5,025,916,218.68
  5. Step 5: Solve for x
    x = 5,025,916,218.68/74,334.12
  6. Step 6: Final answer
    x = 67,612.51

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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.