Home / 173,209.10-259,813.65-163,586.30

Finding the Fourth Proportional to 173,209.10, 259,813.65 and 163,586.30

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Solution

The fourth proportional to 173,209.10, 259,813.65 and 163,586.30 is: 245,379.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,209.10 : 259,813.65 = 163,586.30 : x
  2. Step 2: Convert to fraction form
    173,209.10/259,813.65 = 163,586.30/x
  3. Step 3: Cross multiply
    173,209.10x = 259,813.65 × 163,586.30
  4. Step 4: Simplify right side
    173,209.10x = 42,501,953,693.00
  5. Step 5: Solve for x
    x = 42,501,953,693.00/173,209.10
  6. Step 6: Final answer
    x = 245,379.45

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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.