Home / 346,107.80-519,113.10-109,474.40

Finding the Fourth Proportional to 346,107.80, 519,113.10 and 109,474.40

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Solution

The fourth proportional to 346,107.80, 519,113.10 and 109,474.40 is: 164,196.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,107.80 : 519,113.10 = 109,474.40 : x
  2. Step 2: Convert to fraction form
    346,107.80/519,113.10 = 109,474.40/x
  3. Step 3: Cross multiply
    346,107.80x = 519,113.10 × 109,474.40
  4. Step 4: Simplify right side
    346,107.80x = 56,829,595,154.64
  5. Step 5: Solve for x
    x = 56,829,595,154.64/346,107.80
  6. Step 6: Final answer
    x = 164,196.23

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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.