Home / 62,981.34-94,011.21-55,508.21

Finding the Fourth Proportional to 62,981.34, 94,011.21 and 55,508.21

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Solution

The fourth proportional to 62,981.34, 94,011.21 and 55,508.21 is: 82,856.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,981.34 : 94,011.21 = 55,508.21 : x
  2. Step 2: Convert to fraction form
    62,981.34/94,011.21 = 55,508.21/x
  3. Step 3: Cross multiply
    62,981.34x = 94,011.21 × 55,508.21
  4. Step 4: Simplify right side
    62,981.34x = 5,218,393,987.03
  5. Step 5: Solve for x
    x = 5,218,393,987.03/62,981.34
  6. Step 6: Final answer
    x = 82,856.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.