Home / 55,586.48-83,380.95-20,050.64

Finding the Fourth Proportional to 55,586.48, 83,380.95 and 20,050.64

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Solution

The fourth proportional to 55,586.48, 83,380.95 and 20,050.64 is: 30,076.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,586.48 : 83,380.95 = 20,050.64 : x
  2. Step 2: Convert to fraction form
    55,586.48/83,380.95 = 20,050.64/x
  3. Step 3: Cross multiply
    55,586.48x = 83,380.95 × 20,050.64
  4. Step 4: Simplify right side
    55,586.48x = 1,671,841,411.31
  5. Step 5: Solve for x
    x = 1,671,841,411.31/55,586.48
  6. Step 6: Final answer
    x = 30,076.40

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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.