Home / 53,262.70-73,506.09-30,609.07

Finding the Fourth Proportional to 53,262.70, 73,506.09 and 30,609.07

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Solution

The fourth proportional to 53,262.70, 73,506.09 and 30,609.07 is: 42,242.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,262.70 : 73,506.09 = 30,609.07 : x
  2. Step 2: Convert to fraction form
    53,262.70/73,506.09 = 30,609.07/x
  3. Step 3: Cross multiply
    53,262.70x = 73,506.09 × 30,609.07
  4. Step 4: Simplify right side
    53,262.70x = 2,249,953,054.24
  5. Step 5: Solve for x
    x = 2,249,953,054.24/53,262.70
  6. Step 6: Final answer
    x = 42,242.56

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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.