Home / 165,726.81-228,704.54-94,108.32

Finding the Fourth Proportional to 165,726.81, 228,704.54 and 94,108.32

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Solution

The fourth proportional to 165,726.81, 228,704.54 and 94,108.32 is: 129,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,726.81 : 228,704.54 = 94,108.32 : x
  2. Step 2: Convert to fraction form
    165,726.81/228,704.54 = 94,108.32/x
  3. Step 3: Cross multiply
    165,726.81x = 228,704.54 × 94,108.32
  4. Step 4: Simplify right side
    165,726.81x = 21,522,999,565.23
  5. Step 5: Solve for x
    x = 21,522,999,565.23/165,726.81
  6. Step 6: Final answer
    x = 129,870.35

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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.