Home / 346,272.66-519,501.15-109,620.18

Finding the Fourth Proportional to 346,272.66, 519,501.15 and 109,620.18

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Solution

The fourth proportional to 346,272.66, 519,501.15 and 109,620.18 is: 164,459.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,272.66 : 519,501.15 = 109,620.18 : x
  2. Step 2: Convert to fraction form
    346,272.66/519,501.15 = 109,620.18/x
  3. Step 3: Cross multiply
    346,272.66x = 519,501.15 × 109,620.18
  4. Step 4: Simplify right side
    346,272.66x = 56,947,809,573.21
  5. Step 5: Solve for x
    x = 56,947,809,573.21/346,272.66
  6. Step 6: Final answer
    x = 164,459.45

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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.