Home / 228,534.52-315,485.34-152,180.68

Finding the Fourth Proportional to 228,534.52, 315,485.34 and 152,180.68

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Solution

The fourth proportional to 228,534.52, 315,485.34 and 152,180.68 is: 210,081.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,534.52 : 315,485.34 = 152,180.68 : x
  2. Step 2: Convert to fraction form
    228,534.52/315,485.34 = 152,180.68/x
  3. Step 3: Cross multiply
    228,534.52x = 315,485.34 × 152,180.68
  4. Step 4: Simplify right side
    228,534.52x = 48,010,773,571.23
  5. Step 5: Solve for x
    x = 48,010,773,571.23/228,534.52
  6. Step 6: Final answer
    x = 210,081.06

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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.