Home / 56,983.86-85,479.43-21,923.51

Finding the Fourth Proportional to 56,983.86, 85,479.43 and 21,923.51

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Solution

The fourth proportional to 56,983.86, 85,479.43 and 21,923.51 is: 32,886.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,983.86 : 85,479.43 = 21,923.51 : x
  2. Step 2: Convert to fraction form
    56,983.86/85,479.43 = 21,923.51/x
  3. Step 3: Cross multiply
    56,983.86x = 85,479.43 × 21,923.51
  4. Step 4: Simplify right side
    56,983.86x = 1,874,009,138.40
  5. Step 5: Solve for x
    x = 1,874,009,138.40/56,983.86
  6. Step 6: Final answer
    x = 32,886.67

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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.