Home / 152,454.78-228,718.51-52,615.84

Finding the Fourth Proportional to 152,454.78, 228,718.51 and 52,615.84

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Solution

The fourth proportional to 152,454.78, 228,718.51 and 52,615.84 is: 78,936.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,454.78 : 228,718.51 = 52,615.84 : x
  2. Step 2: Convert to fraction form
    152,454.78/228,718.51 = 52,615.84/x
  3. Step 3: Cross multiply
    152,454.78x = 228,718.51 × 52,615.84
  4. Step 4: Simplify right side
    152,454.78x = 12,034,216,527.20
  5. Step 5: Solve for x
    x = 12,034,216,527.20/152,454.78
  6. Step 6: Final answer
    x = 78,936.30

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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.