Home / 57,746.32-86,627.69-17,768.62

Finding the Fourth Proportional to 57,746.32, 86,627.69 and 17,768.62

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Solution

The fourth proportional to 57,746.32, 86,627.69 and 17,768.62 is: 26,655.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,746.32 : 86,627.69 = 17,768.62 : x
  2. Step 2: Convert to fraction form
    57,746.32/86,627.69 = 17,768.62/x
  3. Step 3: Cross multiply
    57,746.32x = 86,627.69 × 17,768.62
  4. Step 4: Simplify right side
    57,746.32x = 1,539,254,505.09
  5. Step 5: Solve for x
    x = 1,539,254,505.09/57,746.32
  6. Step 6: Final answer
    x = 26,655.46

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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.