Home / 54,730.49-75,526.56-30,856.95

Finding the Fourth Proportional to 54,730.49, 75,526.56 and 30,856.95

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Solution

The fourth proportional to 54,730.49, 75,526.56 and 30,856.95 is: 42,581.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,730.49 : 75,526.56 = 30,856.95 : x
  2. Step 2: Convert to fraction form
    54,730.49/75,526.56 = 30,856.95/x
  3. Step 3: Cross multiply
    54,730.49x = 75,526.56 × 30,856.95
  4. Step 4: Simplify right side
    54,730.49x = 2,330,519,285.59
  5. Step 5: Solve for x
    x = 2,330,519,285.59/54,730.49
  6. Step 6: Final answer
    x = 42,581.74

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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.