Home / 104,784.89-157,175.80-25,899.12

Finding the Fourth Proportional to 104,784.89, 157,175.80 and 25,899.12

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Solution

The fourth proportional to 104,784.89, 157,175.80 and 25,899.12 is: 38,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,784.89 : 157,175.80 = 25,899.12 : x
  2. Step 2: Convert to fraction form
    104,784.89/157,175.80 = 25,899.12/x
  3. Step 3: Cross multiply
    104,784.89x = 157,175.80 × 25,899.12
  4. Step 4: Simplify right side
    104,784.89x = 4,070,714,840.55
  5. Step 5: Solve for x
    x = 4,070,714,840.55/104,784.89
  6. Step 6: Final answer
    x = 38,848.30

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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.