Home / 48,823.40-73,235.10-11,887.40

Finding the Fourth Proportional to 48,823.40, 73,235.10 and 11,887.40

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Solution

The fourth proportional to 48,823.40, 73,235.10 and 11,887.40 is: 17,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,823.40 : 73,235.10 = 11,887.40 : x
  2. Step 2: Convert to fraction form
    48,823.40/73,235.10 = 11,887.40/x
  3. Step 3: Cross multiply
    48,823.40x = 73,235.10 × 11,887.40
  4. Step 4: Simplify right side
    48,823.40x = 870,574,927.74
  5. Step 5: Solve for x
    x = 870,574,927.74/48,823.40
  6. Step 6: Final answer
    x = 17,831.10

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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.