Home / 53,052.74-73,212.12-29,178.89

Finding the Fourth Proportional to 53,052.74, 73,212.12 and 29,178.89

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Solution

The fourth proportional to 53,052.74, 73,212.12 and 29,178.89 is: 40,266.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,052.74 : 73,212.12 = 29,178.89 : x
  2. Step 2: Convert to fraction form
    53,052.74/73,212.12 = 29,178.89/x
  3. Step 3: Cross multiply
    53,052.74x = 73,212.12 × 29,178.89
  4. Step 4: Simplify right side
    53,052.74x = 2,136,248,030.09
  5. Step 5: Solve for x
    x = 2,136,248,030.09/53,052.74
  6. Step 6: Final answer
    x = 40,266.50

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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.