Home / 65,831.20-98,746.80-16,583.20

Finding the Fourth Proportional to 65,831.20, 98,746.80 and 16,583.20

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Solution

The fourth proportional to 65,831.20, 98,746.80 and 16,583.20 is: 24,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,831.20 : 98,746.80 = 16,583.20 : x
  2. Step 2: Convert to fraction form
    65,831.20/98,746.80 = 16,583.20/x
  3. Step 3: Cross multiply
    65,831.20x = 98,746.80 × 16,583.20
  4. Step 4: Simplify right side
    65,831.20x = 1,637,537,933.76
  5. Step 5: Solve for x
    x = 1,637,537,933.76/65,831.20
  6. Step 6: Final answer
    x = 24,874.80

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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.