Home / 58,972.32-81,439.66-50,425.10

Finding the Fourth Proportional to 58,972.32, 81,439.66 and 50,425.10

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Solution

The fourth proportional to 58,972.32, 81,439.66 and 50,425.10 is: 69,636.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,972.32 : 81,439.66 = 50,425.10 : x
  2. Step 2: Convert to fraction form
    58,972.32/81,439.66 = 50,425.10/x
  3. Step 3: Cross multiply
    58,972.32x = 81,439.66 × 50,425.10
  4. Step 4: Simplify right side
    58,972.32x = 4,106,602,999.47
  5. Step 5: Solve for x
    x = 4,106,602,999.47/58,972.32
  6. Step 6: Final answer
    x = 69,636.11

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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.