Home / 250,302.08-345,417.22-135,581.96

Finding the Fourth Proportional to 250,302.08, 345,417.22 and 135,581.96

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Solution

The fourth proportional to 250,302.08, 345,417.22 and 135,581.96 is: 187,103.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,302.08 : 345,417.22 = 135,581.96 : x
  2. Step 2: Convert to fraction form
    250,302.08/345,417.22 = 135,581.96/x
  3. Step 3: Cross multiply
    250,302.08x = 345,417.22 × 135,581.96
  4. Step 4: Simplify right side
    250,302.08x = 46,832,343,705.35
  5. Step 5: Solve for x
    x = 46,832,343,705.35/250,302.08
  6. Step 6: Final answer
    x = 187,103.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.