Home / 109,923.10-164,911.65-31,036.30

Finding the Fourth Proportional to 109,923.10, 164,911.65 and 31,036.30

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Solution

The fourth proportional to 109,923.10, 164,911.65 and 31,036.30 is: 46,562.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,923.10 : 164,911.65 = 31,036.30 : x
  2. Step 2: Convert to fraction form
    109,923.10/164,911.65 = 31,036.30/x
  3. Step 3: Cross multiply
    109,923.10x = 164,911.65 × 31,036.30
  4. Step 4: Simplify right side
    109,923.10x = 5,118,247,442.90
  5. Step 5: Solve for x
    x = 5,118,247,442.90/109,923.10
  6. Step 6: Final answer
    x = 46,562.07

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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.