Home / 346,537.80-519,758.10-109,904.40

Finding the Fourth Proportional to 346,537.80, 519,758.10 and 109,904.40

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Solution

The fourth proportional to 346,537.80, 519,758.10 and 109,904.40 is: 164,841.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,537.80 : 519,758.10 = 109,904.40 : x
  2. Step 2: Convert to fraction form
    346,537.80/519,758.10 = 109,904.40/x
  3. Step 3: Cross multiply
    346,537.80x = 519,758.10 × 109,904.40
  4. Step 4: Simplify right side
    346,537.80x = 57,123,702,125.64
  5. Step 5: Solve for x
    x = 57,123,702,125.64/346,537.80
  6. Step 6: Final answer
    x = 164,841.19

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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.