Home / 56,868.74-85,303.59-21,800.06

Finding the Fourth Proportional to 56,868.74, 85,303.59 and 21,800.06

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Solution

The fourth proportional to 56,868.74, 85,303.59 and 21,800.06 is: 32,700.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,868.74 : 85,303.59 = 21,800.06 : x
  2. Step 2: Convert to fraction form
    56,868.74/85,303.59 = 21,800.06/x
  3. Step 3: Cross multiply
    56,868.74x = 85,303.59 × 21,800.06
  4. Step 4: Simplify right side
    56,868.74x = 1,859,623,380.22
  5. Step 5: Solve for x
    x = 1,859,623,380.22/56,868.74
  6. Step 6: Final answer
    x = 32,700.27

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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.