Home / 83,563.54-125,045.88-72,357.52

Finding the Fourth Proportional to 83,563.54, 125,045.88 and 72,357.52

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Solution

The fourth proportional to 83,563.54, 125,045.88 and 72,357.52 is: 108,277.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,563.54 : 125,045.88 = 72,357.52 : x
  2. Step 2: Convert to fraction form
    83,563.54/125,045.88 = 72,357.52/x
  3. Step 3: Cross multiply
    83,563.54x = 125,045.88 × 72,357.52
  4. Step 4: Simplify right side
    83,563.54x = 9,048,009,763.02
  5. Step 5: Solve for x
    x = 9,048,009,763.02/83,563.54
  6. Step 6: Final answer
    x = 108,277.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.