Home / 346,724.40-520,086.60-110,085.60

Finding the Fourth Proportional to 346,724.40, 520,086.60 and 110,085.60

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Solution

The fourth proportional to 346,724.40, 520,086.60 and 110,085.60 is: 165,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,724.40 : 520,086.60 = 110,085.60 : x
  2. Step 2: Convert to fraction form
    346,724.40/520,086.60 = 110,085.60/x
  3. Step 3: Cross multiply
    346,724.40x = 520,086.60 × 110,085.60
  4. Step 4: Simplify right side
    346,724.40x = 57,254,045,412.96
  5. Step 5: Solve for x
    x = 57,254,045,412.96/346,724.40
  6. Step 6: Final answer
    x = 165,128.40

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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.