Home / 346,202.40-519,530.66-121,557.05

Finding the Fourth Proportional to 346,202.40, 519,530.66 and 121,557.05

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Solution

The fourth proportional to 346,202.40, 519,530.66 and 121,557.05 is: 182,415.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,202.40 : 519,530.66 = 121,557.05 : x
  2. Step 2: Convert to fraction form
    346,202.40/519,530.66 = 121,557.05/x
  3. Step 3: Cross multiply
    346,202.40x = 519,530.66 × 121,557.05
  4. Step 4: Simplify right side
    346,202.40x = 63,152,612,120.39
  5. Step 5: Solve for x
    x = 63,152,612,120.39/346,202.40
  6. Step 6: Final answer
    x = 182,415.29

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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.