Home / 55,709.40-83,628.90-33,547.80

Finding the Fourth Proportional to 55,709.40, 83,628.90 and 33,547.80

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Solution

The fourth proportional to 55,709.40, 83,628.90 and 33,547.80 is: 50,360.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,709.40 : 83,628.90 = 33,547.80 : x
  2. Step 2: Convert to fraction form
    55,709.40/83,628.90 = 33,547.80/x
  3. Step 3: Cross multiply
    55,709.40x = 83,628.90 × 33,547.80
  4. Step 4: Simplify right side
    55,709.40x = 2,805,565,611.42
  5. Step 5: Solve for x
    x = 2,805,565,611.42/55,709.40
  6. Step 6: Final answer
    x = 50,360.72

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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.