Home / 152,031.60-228,047.40-73,153.80

Finding the Fourth Proportional to 152,031.60, 228,047.40 and 73,153.80

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Solution

The fourth proportional to 152,031.60, 228,047.40 and 73,153.80 is: 109,730.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,031.60 : 228,047.40 = 73,153.80 : x
  2. Step 2: Convert to fraction form
    152,031.60/228,047.40 = 73,153.80/x
  3. Step 3: Cross multiply
    152,031.60x = 228,047.40 × 73,153.80
  4. Step 4: Simplify right side
    152,031.60x = 16,682,533,890.12
  5. Step 5: Solve for x
    x = 16,682,533,890.12/152,031.60
  6. Step 6: Final answer
    x = 109,730.70

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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.