Home / 93,139.12-139,707.32-23,018.44

Finding the Fourth Proportional to 93,139.12, 139,707.32 and 23,018.44

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Solution

The fourth proportional to 93,139.12, 139,707.32 and 23,018.44 is: 34,527.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,139.12 : 139,707.32 = 23,018.44 : x
  2. Step 2: Convert to fraction form
    93,139.12/139,707.32 = 23,018.44/x
  3. Step 3: Cross multiply
    93,139.12x = 139,707.32 × 23,018.44
  4. Step 4: Simplify right side
    93,139.12x = 3,215,844,562.98
  5. Step 5: Solve for x
    x = 3,215,844,562.98/93,139.12
  6. Step 6: Final answer
    x = 34,527.32

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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.