Home / 63,055.79-87,021.31-38,537.14

Finding the Fourth Proportional to 63,055.79, 87,021.31 and 38,537.14

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Solution

The fourth proportional to 63,055.79, 87,021.31 and 38,537.14 is: 53,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,055.79 : 87,021.31 = 38,537.14 : x
  2. Step 2: Convert to fraction form
    63,055.79/87,021.31 = 38,537.14/x
  3. Step 3: Cross multiply
    63,055.79x = 87,021.31 × 38,537.14
  4. Step 4: Simplify right side
    63,055.79x = 3,353,552,681.11
  5. Step 5: Solve for x
    x = 3,353,552,681.11/63,055.79
  6. Step 6: Final answer
    x = 53,183.90

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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.