Home / 346,568.40-519,852.60-109,929.60

Finding the Fourth Proportional to 346,568.40, 519,852.60 and 109,929.60

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Solution

The fourth proportional to 346,568.40, 519,852.60 and 109,929.60 is: 164,894.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,568.40 : 519,852.60 = 109,929.60 : x
  2. Step 2: Convert to fraction form
    346,568.40/519,852.60 = 109,929.60/x
  3. Step 3: Cross multiply
    346,568.40x = 519,852.60 × 109,929.60
  4. Step 4: Simplify right side
    346,568.40x = 57,147,188,376.96
  5. Step 5: Solve for x
    x = 57,147,188,376.96/346,568.40
  6. Step 6: Final answer
    x = 164,894.40

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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.