Home / 346,074.76-519,109.08-109,417.60

Finding the Fourth Proportional to 346,074.76, 519,109.08 and 109,417.60

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Solution

The fourth proportional to 346,074.76, 519,109.08 and 109,417.60 is: 164,125.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,074.76 : 519,109.08 = 109,417.60 : x
  2. Step 2: Convert to fraction form
    346,074.76/519,109.08 = 109,417.60/x
  3. Step 3: Cross multiply
    346,074.76x = 519,109.08 × 109,417.60
  4. Step 4: Simplify right side
    346,074.76x = 56,799,669,671.81
  5. Step 5: Solve for x
    x = 56,799,669,671.81/346,074.76
  6. Step 6: Final answer
    x = 164,125.43

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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.