Home / 55,909.93-83,862.15-20,846.84

Finding the Fourth Proportional to 55,909.93, 83,862.15 and 20,846.84

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Solution

The fourth proportional to 55,909.93, 83,862.15 and 20,846.84 is: 31,269.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,909.93 : 83,862.15 = 20,846.84 : x
  2. Step 2: Convert to fraction form
    55,909.93/83,862.15 = 20,846.84/x
  3. Step 3: Cross multiply
    55,909.93x = 83,862.15 × 20,846.84
  4. Step 4: Simplify right side
    55,909.93x = 1,748,260,823.11
  5. Step 5: Solve for x
    x = 1,748,260,823.11/55,909.93
  6. Step 6: Final answer
    x = 31,269.24

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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.