Home / 173,913.20-261,186.60-152,140.40

Finding the Fourth Proportional to 173,913.20, 261,186.60 and 152,140.40

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Solution

The fourth proportional to 173,913.20, 261,186.60 and 152,140.40 is: 228,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,913.20 : 261,186.60 = 152,140.40 : x
  2. Step 2: Convert to fraction form
    173,913.20/261,186.60 = 152,140.40/x
  3. Step 3: Cross multiply
    173,913.20x = 261,186.60 × 152,140.40
  4. Step 4: Simplify right side
    173,913.20x = 39,737,033,798.64
  5. Step 5: Solve for x
    x = 39,737,033,798.64/173,913.20
  6. Step 6: Final answer
    x = 228,487.74

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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.