Home / 53,394.95-73,688.51-30,736.73

Finding the Fourth Proportional to 53,394.95, 73,688.51 and 30,736.73

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Solution

The fourth proportional to 53,394.95, 73,688.51 and 30,736.73 is: 42,418.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,394.95 : 73,688.51 = 30,736.73 : x
  2. Step 2: Convert to fraction form
    53,394.95/73,688.51 = 30,736.73/x
  3. Step 3: Cross multiply
    53,394.95x = 73,688.51 × 30,736.73
  4. Step 4: Simplify right side
    53,394.95x = 2,264,943,835.97
  5. Step 5: Solve for x
    x = 2,264,943,835.97/53,394.95
  6. Step 6: Final answer
    x = 42,418.69

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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.