Home / 92,801.51-128,066.41-50,360.03

Finding the Fourth Proportional to 92,801.51, 128,066.41 and 50,360.03

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Solution

The fourth proportional to 92,801.51, 128,066.41 and 50,360.03 is: 69,497.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,801.51 : 128,066.41 = 50,360.03 : x
  2. Step 2: Convert to fraction form
    92,801.51/128,066.41 = 50,360.03/x
  3. Step 3: Cross multiply
    92,801.51x = 128,066.41 × 50,360.03
  4. Step 4: Simplify right side
    92,801.51x = 6,449,427,609.26
  5. Step 5: Solve for x
    x = 6,449,427,609.26/92,801.51
  6. Step 6: Final answer
    x = 69,497.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.