Home / 78,973.48-108,970.80-44,982.63

Finding the Fourth Proportional to 78,973.48, 108,970.80 and 44,982.63

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Solution

The fourth proportional to 78,973.48, 108,970.80 and 44,982.63 is: 62,068.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,973.48 : 108,970.80 = 44,982.63 : x
  2. Step 2: Convert to fraction form
    78,973.48/108,970.80 = 44,982.63/x
  3. Step 3: Cross multiply
    78,973.48x = 108,970.80 × 44,982.63
  4. Step 4: Simplify right side
    78,973.48x = 4,901,793,177.20
  5. Step 5: Solve for x
    x = 4,901,793,177.20/78,973.48
  6. Step 6: Final answer
    x = 62,068.85

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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.