Home / 151,999.61-228,004.07-52,158.40

Finding the Fourth Proportional to 151,999.61, 228,004.07 and 52,158.40

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Solution

The fourth proportional to 151,999.61, 228,004.07 and 52,158.40 is: 78,239.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,999.61 : 228,004.07 = 52,158.40 : x
  2. Step 2: Convert to fraction form
    151,999.61/228,004.07 = 52,158.40/x
  3. Step 3: Cross multiply
    151,999.61x = 228,004.07 × 52,158.40
  4. Step 4: Simplify right side
    151,999.61x = 11,892,326,653.89
  5. Step 5: Solve for x
    x = 11,892,326,653.89/151,999.61
  6. Step 6: Final answer
    x = 78,239.19

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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.