Home / 53,243.50-73,480.98-30,585.64

Finding the Fourth Proportional to 53,243.50, 73,480.98 and 30,585.64

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Solution

The fourth proportional to 53,243.50, 73,480.98 and 30,585.64 is: 42,211.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,243.50 : 73,480.98 = 30,585.64 : x
  2. Step 2: Convert to fraction form
    53,243.50/73,480.98 = 30,585.64/x
  3. Step 3: Cross multiply
    53,243.50x = 73,480.98 × 30,585.64
  4. Step 4: Simplify right side
    53,243.50x = 2,247,462,801.13
  5. Step 5: Solve for x
    x = 2,247,462,801.13/53,243.50
  6. Step 6: Final answer
    x = 42,211.03

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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.