Home / 53,006.70-73,144.93-30,340.53

Finding the Fourth Proportional to 53,006.70, 73,144.93 and 30,340.53

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Solution

The fourth proportional to 53,006.70, 73,144.93 and 30,340.53 is: 41,867.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,006.70 : 73,144.93 = 30,340.53 : x
  2. Step 2: Convert to fraction form
    53,006.70/73,144.93 = 30,340.53/x
  3. Step 3: Cross multiply
    53,006.70x = 73,144.93 × 30,340.53
  4. Step 4: Simplify right side
    53,006.70x = 2,219,255,943.01
  5. Step 5: Solve for x
    x = 2,219,255,943.01/53,006.70
  6. Step 6: Final answer
    x = 41,867.46

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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.