Home / 52,827.14-72,901.32-31,606.40

Finding the Fourth Proportional to 52,827.14, 72,901.32 and 31,606.40

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Solution

The fourth proportional to 52,827.14, 72,901.32 and 31,606.40 is: 43,616.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,827.14 : 72,901.32 = 31,606.40 : x
  2. Step 2: Convert to fraction form
    52,827.14/72,901.32 = 31,606.40/x
  3. Step 3: Cross multiply
    52,827.14x = 72,901.32 × 31,606.40
  4. Step 4: Simplify right side
    52,827.14x = 2,304,148,280.45
  5. Step 5: Solve for x
    x = 2,304,148,280.45/52,827.14
  6. Step 6: Final answer
    x = 43,616.75

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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.