Home / 215,792.40-323,688.06-58,020.84

Finding the Fourth Proportional to 215,792.40, 323,688.06 and 58,020.84

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Solution

The fourth proportional to 215,792.40, 323,688.06 and 58,020.84 is: 87,031.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,792.40 : 323,688.06 = 58,020.84 : x
  2. Step 2: Convert to fraction form
    215,792.40/323,688.06 = 58,020.84/x
  3. Step 3: Cross multiply
    215,792.40x = 323,688.06 × 58,020.84
  4. Step 4: Simplify right side
    215,792.40x = 18,780,653,139.17
  5. Step 5: Solve for x
    x = 18,780,653,139.17/215,792.40
  6. Step 6: Final answer
    x = 87,031.11

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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.