Home / 56,981.07-85,487.40-23,716.80

Finding the Fourth Proportional to 56,981.07, 85,487.40 and 23,716.80

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Solution

The fourth proportional to 56,981.07, 85,487.40 and 23,716.80 is: 35,581.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,981.07 : 85,487.40 = 23,716.80 : x
  2. Step 2: Convert to fraction form
    56,981.07/85,487.40 = 23,716.80/x
  3. Step 3: Cross multiply
    56,981.07x = 85,487.40 × 23,716.80
  4. Step 4: Simplify right side
    56,981.07x = 2,027,487,568.32
  5. Step 5: Solve for x
    x = 2,027,487,568.32/56,981.07
  6. Step 6: Final answer
    x = 35,581.77

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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.