Home / 53,162.83-73,364.89-29,289.45

Finding the Fourth Proportional to 53,162.83, 73,364.89 and 29,289.45

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Solution

The fourth proportional to 53,162.83, 73,364.89 and 29,289.45 is: 40,419.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162.83 : 73,364.89 = 29,289.45 : x
  2. Step 2: Convert to fraction form
    53,162.83/73,364.89 = 29,289.45/x
  3. Step 3: Cross multiply
    53,162.83x = 73,364.89 × 29,289.45
  4. Step 4: Simplify right side
    53,162.83x = 2,148,817,277.41
  5. Step 5: Solve for x
    x = 2,148,817,277.41/53,162.83
  6. Step 6: Final answer
    x = 40,419.54

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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.