Home / 53,182.36-73,395.11-30,528.69

Finding the Fourth Proportional to 53,182.36, 73,395.11 and 30,528.69

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Solution

The fourth proportional to 53,182.36, 73,395.11 and 30,528.69 is: 42,131.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,182.36 : 73,395.11 = 30,528.69 : x
  2. Step 2: Convert to fraction form
    53,182.36/73,395.11 = 30,528.69/x
  3. Step 3: Cross multiply
    53,182.36x = 73,395.11 × 30,528.69
  4. Step 4: Simplify right side
    53,182.36x = 2,240,656,560.71
  5. Step 5: Solve for x
    x = 2,240,656,560.71/53,182.36
  6. Step 6: Final answer
    x = 42,131.57

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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.