Home / 56,373.85-84,533.50-20,811.07

Finding the Fourth Proportional to 56,373.85, 84,533.50 and 20,811.07

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Solution

The fourth proportional to 56,373.85, 84,533.50 and 20,811.07 is: 31,206.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,373.85 : 84,533.50 = 20,811.07 : x
  2. Step 2: Convert to fraction form
    56,373.85/84,533.50 = 20,811.07/x
  3. Step 3: Cross multiply
    56,373.85x = 84,533.50 × 20,811.07
  4. Step 4: Simplify right side
    56,373.85x = 1,759,232,585.85
  5. Step 5: Solve for x
    x = 1,759,232,585.85/56,373.85
  6. Step 6: Final answer
    x = 31,206.54

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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.