Home / 254,767.59-382,152.02-67,779.09

Finding the Fourth Proportional to 254,767.59, 382,152.02 and 67,779.09

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Solution

The fourth proportional to 254,767.59, 382,152.02 and 67,779.09 is: 101,668.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,767.59 : 382,152.02 = 67,779.09 : x
  2. Step 2: Convert to fraction form
    254,767.59/382,152.02 = 67,779.09/x
  3. Step 3: Cross multiply
    254,767.59x = 382,152.02 × 67,779.09
  4. Step 4: Simplify right side
    254,767.59x = 25,901,915,818.37
  5. Step 5: Solve for x
    x = 25,901,915,818.37/254,767.59
  6. Step 6: Final answer
    x = 101,668.80

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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.