Home / 109,455.30-164,196.42-37,420.08

Finding the Fourth Proportional to 109,455.30, 164,196.42 and 37,420.08

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Solution

The fourth proportional to 109,455.30, 164,196.42 and 37,420.08 is: 56,134.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,455.30 : 164,196.42 = 37,420.08 : x
  2. Step 2: Convert to fraction form
    109,455.30/164,196.42 = 37,420.08/x
  3. Step 3: Cross multiply
    109,455.30x = 164,196.42 × 37,420.08
  4. Step 4: Simplify right side
    109,455.30x = 6,144,242,416.05
  5. Step 5: Solve for x
    x = 6,144,242,416.05/109,455.30
  6. Step 6: Final answer
    x = 56,134.72

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1.5x scale

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.