Home / 74,888.25-103,334.04-43,051.20

Finding the Fourth Proportional to 74,888.25, 103,334.04 and 43,051.20

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Solution

The fourth proportional to 74,888.25, 103,334.04 and 43,051.20 is: 59,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,888.25 : 103,334.04 = 43,051.20 : x
  2. Step 2: Convert to fraction form
    74,888.25/103,334.04 = 43,051.20/x
  3. Step 3: Cross multiply
    74,888.25x = 103,334.04 × 43,051.20
  4. Step 4: Simplify right side
    74,888.25x = 4,448,654,422.85
  5. Step 5: Solve for x
    x = 4,448,654,422.85/74,888.25
  6. Step 6: Final answer
    x = 59,403.90

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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.