Home / 74,322.35-102,535.65-42,474.17

Finding the Fourth Proportional to 74,322.35, 102,535.65 and 42,474.17

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Solution

The fourth proportional to 74,322.35, 102,535.65 and 42,474.17 is: 58,597.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,322.35 : 102,535.65 = 42,474.17 : x
  2. Step 2: Convert to fraction form
    74,322.35/102,535.65 = 42,474.17/x
  3. Step 3: Cross multiply
    74,322.35x = 102,535.65 × 42,474.17
  4. Step 4: Simplify right side
    74,322.35x = 4,355,116,116.48
  5. Step 5: Solve for x
    x = 4,355,116,116.48/74,322.35
  6. Step 6: Final answer
    x = 58,597.66

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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.