Home / 243,530.04-365,368.90-172,589.84

Finding the Fourth Proportional to 243,530.04, 365,368.90 and 172,589.84

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Solution

The fourth proportional to 243,530.04, 365,368.90 and 172,589.84 is: 258,937.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,530.04 : 365,368.90 = 172,589.84 : x
  2. Step 2: Convert to fraction form
    243,530.04/365,368.90 = 172,589.84/x
  3. Step 3: Cross multiply
    243,530.04x = 365,368.90 × 172,589.84
  4. Step 4: Simplify right side
    243,530.04x = 63,058,959,991.98
  5. Step 5: Solve for x
    x = 63,058,959,991.98/243,530.04
  6. Step 6: Final answer
    x = 258,937.09

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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.