Home / 55,531.03-83,296.48-18,091.05

Finding the Fourth Proportional to 55,531.03, 83,296.48 and 18,091.05

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Solution

The fourth proportional to 55,531.03, 83,296.48 and 18,091.05 is: 27,136.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,531.03 : 83,296.48 = 18,091.05 : x
  2. Step 2: Convert to fraction form
    55,531.03/83,296.48 = 18,091.05/x
  3. Step 3: Cross multiply
    55,531.03x = 83,296.48 × 18,091.05
  4. Step 4: Simplify right side
    55,531.03x = 1,506,920,784.50
  5. Step 5: Solve for x
    x = 1,506,920,784.50/55,531.03
  6. Step 6: Final answer
    x = 27,136.55

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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.