Home / 82,981.58-124,490.87-23,812.63

Finding the Fourth Proportional to 82,981.58, 124,490.87 and 23,812.63

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Solution

The fourth proportional to 82,981.58, 124,490.87 and 23,812.63 is: 35,724.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,981.58 : 124,490.87 = 23,812.63 : x
  2. Step 2: Convert to fraction form
    82,981.58/124,490.87 = 23,812.63/x
  3. Step 3: Cross multiply
    82,981.58x = 124,490.87 × 23,812.63
  4. Step 4: Simplify right side
    82,981.58x = 2,964,455,384.96
  5. Step 5: Solve for x
    x = 2,964,455,384.96/82,981.58
  6. Step 6: Final answer
    x = 35,724.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.