Home / 236,260.90-353,808.15-156,945.70

Finding the Fourth Proportional to 236,260.90, 353,808.15 and 156,945.70

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Solution

The fourth proportional to 236,260.90, 353,808.15 and 156,945.70 is: 235,031.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,260.90 : 353,808.15 = 156,945.70 : x
  2. Step 2: Convert to fraction form
    236,260.90/353,808.15 = 156,945.70/x
  3. Step 3: Cross multiply
    236,260.90x = 353,808.15 × 156,945.70
  4. Step 4: Simplify right side
    236,260.90x = 55,528,667,767.46
  5. Step 5: Solve for x
    x = 55,528,667,767.46/236,260.90
  6. Step 6: Final answer
    x = 235,031.14

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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.