Home / 55,363.04-76,400.96-30,212.48

Finding the Fourth Proportional to 55,363.04, 76,400.96 and 30,212.48

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Solution

The fourth proportional to 55,363.04, 76,400.96 and 30,212.48 is: 41,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,363.04 : 76,400.96 = 30,212.48 : x
  2. Step 2: Convert to fraction form
    55,363.04/76,400.96 = 30,212.48/x
  3. Step 3: Cross multiply
    55,363.04x = 76,400.96 × 30,212.48
  4. Step 4: Simplify right side
    55,363.04x = 2,308,262,475.98
  5. Step 5: Solve for x
    x = 2,308,262,475.98/55,363.04
  6. Step 6: Final answer
    x = 41,693.20

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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.