Home / 346,931.30-520,051.35-159,616.10

Finding the Fourth Proportional to 346,931.30, 520,051.35 and 159,616.10

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Solution

The fourth proportional to 346,931.30, 520,051.35 and 159,616.10 is: 239,265.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,931.30 : 520,051.35 = 159,616.10 : x
  2. Step 2: Convert to fraction form
    346,931.30/520,051.35 = 159,616.10/x
  3. Step 3: Cross multiply
    346,931.30x = 520,051.35 × 159,616.10
  4. Step 4: Simplify right side
    346,931.30x = 83,008,568,286.74
  5. Step 5: Solve for x
    x = 83,008,568,286.74/346,931.30
  6. Step 6: Final answer
    x = 239,265.15

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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.