Home / 185,331.11-255,565.85-158,562.23

Finding the Fourth Proportional to 185,331.11, 255,565.85 and 158,562.23

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Solution

The fourth proportional to 185,331.11, 255,565.85 and 158,562.23 is: 218,652.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,331.11 : 255,565.85 = 158,562.23 : x
  2. Step 2: Convert to fraction form
    185,331.11/255,565.85 = 158,562.23/x
  3. Step 3: Cross multiply
    185,331.11x = 255,565.85 × 158,562.23
  4. Step 4: Simplify right side
    185,331.11x = 40,523,089,017.21
  5. Step 5: Solve for x
    x = 40,523,089,017.21/185,331.11
  6. Step 6: Final answer
    x = 218,652.39

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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.