Home / 38,607.15-57,653.79-38,189.66

Finding the Fourth Proportional to 38,607.15, 57,653.79 and 38,189.66

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Solution

The fourth proportional to 38,607.15, 57,653.79 and 38,189.66 is: 57,030.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,607.15 : 57,653.79 = 38,189.66 : x
  2. Step 2: Convert to fraction form
    38,607.15/57,653.79 = 38,189.66/x
  3. Step 3: Cross multiply
    38,607.15x = 57,653.79 × 38,189.66
  4. Step 4: Simplify right side
    38,607.15x = 2,201,778,445.02
  5. Step 5: Solve for x
    x = 2,201,778,445.02/38,607.15
  6. Step 6: Final answer
    x = 57,030.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.