Home / 63,030.19-86,979.47-34,349.27

Finding the Fourth Proportional to 63,030.19, 86,979.47 and 34,349.27

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Solution

The fourth proportional to 63,030.19, 86,979.47 and 34,349.27 is: 47,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,030.19 : 86,979.47 = 34,349.27 : x
  2. Step 2: Convert to fraction form
    63,030.19/86,979.47 = 34,349.27/x
  3. Step 3: Cross multiply
    63,030.19x = 86,979.47 × 34,349.27
  4. Step 4: Simplify right side
    63,030.19x = 2,987,681,603.00
  5. Step 5: Solve for x
    x = 2,987,681,603.00/63,030.19
  6. Step 6: Final answer
    x = 47,400.80

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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.