Home / 54,325.17-74,967.75-30,451.77

Finding the Fourth Proportional to 54,325.17, 74,967.75 and 30,451.77

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Solution

The fourth proportional to 54,325.17, 74,967.75 and 30,451.77 is: 42,022.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,325.17 : 74,967.75 = 30,451.77 : x
  2. Step 2: Convert to fraction form
    54,325.17/74,967.75 = 30,451.77/x
  3. Step 3: Cross multiply
    54,325.17x = 74,967.75 × 30,451.77
  4. Step 4: Simplify right side
    54,325.17x = 2,282,900,680.42
  5. Step 5: Solve for x
    x = 2,282,900,680.42/54,325.17
  6. Step 6: Final answer
    x = 42,022.89

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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.