Home / 71,304.23-98,368.94-42,994.19

Finding the Fourth Proportional to 71,304.23, 98,368.94 and 42,994.19

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Solution

The fourth proportional to 71,304.23, 98,368.94 and 42,994.19 is: 59,313.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,304.23 : 98,368.94 = 42,994.19 : x
  2. Step 2: Convert to fraction form
    71,304.23/98,368.94 = 42,994.19/x
  3. Step 3: Cross multiply
    71,304.23x = 98,368.94 × 42,994.19
  4. Step 4: Simplify right side
    71,304.23x = 4,229,292,189.64
  5. Step 5: Solve for x
    x = 4,229,292,189.64/71,304.23
  6. Step 6: Final answer
    x = 59,313.35

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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.