Home / 40,972.87-56,543.61-23,068.50

Finding the Fourth Proportional to 40,972.87, 56,543.61 and 23,068.50

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Solution

The fourth proportional to 40,972.87, 56,543.61 and 23,068.50 is: 31,835.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,972.87 : 56,543.61 = 23,068.50 : x
  2. Step 2: Convert to fraction form
    40,972.87/56,543.61 = 23,068.50/x
  3. Step 3: Cross multiply
    40,972.87x = 56,543.61 × 23,068.50
  4. Step 4: Simplify right side
    40,972.87x = 1,304,376,267.29
  5. Step 5: Solve for x
    x = 1,304,376,267.29/40,972.87
  6. Step 6: Final answer
    x = 31,835.12

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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.