Home / 63,030.27-86,980.60-34,350.16

Finding the Fourth Proportional to 63,030.27, 86,980.60 and 34,350.16

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Solution

The fourth proportional to 63,030.27, 86,980.60 and 34,350.16 is: 47,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,030.27 : 86,980.60 = 34,350.16 : x
  2. Step 2: Convert to fraction form
    63,030.27/86,980.60 = 34,350.16/x
  3. Step 3: Cross multiply
    63,030.27x = 86,980.60 × 34,350.16
  4. Step 4: Simplify right side
    63,030.27x = 2,987,797,091.99
  5. Step 5: Solve for x
    x = 2,987,797,091.99/63,030.27
  6. Step 6: Final answer
    x = 47,402.58

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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.