Home / 123,325.18-184,987.86-29,831.02

Finding the Fourth Proportional to 123,325.18, 184,987.86 and 29,831.02

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Solution

The fourth proportional to 123,325.18, 184,987.86 and 29,831.02 is: 44,746.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,325.18 : 184,987.86 = 29,831.02 : x
  2. Step 2: Convert to fraction form
    123,325.18/184,987.86 = 29,831.02/x
  3. Step 3: Cross multiply
    123,325.18x = 184,987.86 × 29,831.02
  4. Step 4: Simplify right side
    123,325.18x = 5,518,376,551.42
  5. Step 5: Solve for x
    x = 5,518,376,551.42/123,325.18
  6. Step 6: Final answer
    x = 44,746.55

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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.