Home / 53,430.96-73,680.12-35,528.88

Finding the Fourth Proportional to 53,430.96, 73,680.12 and 35,528.88

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Solution

The fourth proportional to 53,430.96, 73,680.12 and 35,528.88 is: 48,993.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,430.96 : 73,680.12 = 35,528.88 : x
  2. Step 2: Convert to fraction form
    53,430.96/73,680.12 = 35,528.88/x
  3. Step 3: Cross multiply
    53,430.96x = 73,680.12 × 35,528.88
  4. Step 4: Simplify right side
    53,430.96x = 2,617,772,141.87
  5. Step 5: Solve for x
    x = 2,617,772,141.87/53,430.96
  6. Step 6: Final answer
    x = 48,993.54

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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.